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IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione dei boschi di protezione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
regione dei boschi di protezione
Giura/AltopianoAlpi nordoccidentaliAlpi nordorientaliAlpi sudoccidentaliAlpi sudorientaliSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.80.21.20.30.50.31.10.40.70.30.10.10.80.1
stracolmo26.91.010.11.011.21.24.70.94.30.84.70.814.40.4
normale28.41.010.01.010.51.22.50.65.40.83.60.714.60.4
leggero10.40.73.50.63.40.72.10.65.70.90.50.35.80.3
aperto11.40.75.70.75.70.95.00.98.01.02.70.67.60.3
rado3.50.44.50.64.40.89.01.26.90.95.50.85.00.3
stracolmo per gruppi0.90.24.00.63.60.71.90.65.90.91.90.52.60.2
normale per gruppi1.10.23.20.64.20.81.40.55.60.91.40.42.40.2
chiusura verticale2.70.33.80.61.60.52.50.71.90.50.80.32.40.2
totale86.20.746.01.645.02.030.11.944.51.821.31.555.60.6
all'interno del perimetronessuna indicazione0.10.10.0.0.0.0.20.20.10.10.0.0.10.0
stracolmo0.50.11.10.31.70.51.70.50.0.2.90.61.10.1
normale0.30.10.40.22.00.50.50.31.20.42.00.50.90.1
leggero0.0.0.10.10.50.30.70.30.30.20.30.20.20.1
aperto0.00.00.10.10.40.31.40.50.30.20.40.20.30.1
rado0.0.0.0.0.50.30.70.40.30.20.70.30.20.1
stracolmo per gruppi0.0.0.20.10.30.20.20.20.10.10.50.30.20.1
normale per gruppi0.00.00.10.10.20.20.0.0.10.10.40.20.10.0
chiusura verticale0.0.0.20.10.20.20.80.40.10.10.10.10.20.1
totale0.90.22.20.55.70.96.21.02.60.67.20.93.20.2
fuori dal perimetronessuna indicazione0.10.11.70.41.30.41.40.51.70.50.90.30.90.1
stracolmo4.40.414.51.116.51.411.81.35.40.822.61.510.70.4
normale4.20.410.61.011.91.39.81.26.90.914.21.38.30.4
leggero1.50.34.70.74.50.85.91.06.10.95.00.83.80.2
aperto1.70.37.90.94.40.814.21.410.41.18.71.06.30.3
rado0.30.13.00.53.80.88.71.27.81.06.10.83.60.2
stracolmo per gruppi0.10.13.30.63.30.72.30.64.80.86.50.92.60.2
normale per gruppi0.10.11.60.43.00.72.60.76.40.95.10.82.30.2
chiusura verticale0.60.24.30.70.80.36.91.13.30.72.50.62.50.2
totale12.90.751.71.649.32.063.71.952.91.871.41.641.10.6
totalenessuna indicazione0.90.22.90.51.70.52.70.72.60.61.00.41.80.2
stracolmo31.81.025.81.429.41.818.21.69.71.130.21.626.20.6
normale32.91.021.01.324.31.712.81.413.61.319.81.423.80.5
leggero11.90.78.30.98.41.18.71.212.11.25.80.89.80.4
aperto13.10.713.81.110.51.220.61.718.71.511.81.214.20.5
rado3.80.47.50.88.61.118.51.615.01.312.21.18.90.4
stracolmo per gruppi1.00.27.50.87.31.04.30.910.81.28.91.05.40.3
normale per gruppi1.20.24.90.77.31.04.00.812.21.26.90.94.90.3
chiusura verticale3.30.48.30.92.50.610.21.35.30.83.40.75.00.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860161/326492
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione economica
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo terrestre IFN3
stato2004/06
regione economica
Giura OvestGiura EstAltopiano OvestAltopiano CentroAltopiano EstPrealpi OvestPrealpi CentroPrealpi EstAlpi Nord-OvestAlpi CentroAlpi Nord-EstAlpi Sud-OvestAlpi Sud-EstSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.70.32.00.84.31.22.30.72.70.62.01.02.70.71.70.70.90.51.30.91.71.00.50.30.60.30.10.11.40.1
stracolmo15.21.237.83.025.82.624.52.126.91.87.61.68.61.29.31.45.91.36.12.08.32.03.60.75.00.84.00.712.20.4
normale23.81.430.92.926.02.732.42.335.71.99.01.810.01.39.01.47.41.47.92.23.81.64.60.86.40.92.90.614.70.4
leggero12.61.111.02.012.52.110.81.513.51.45.01.46.41.16.61.24.51.16.82.12.41.23.10.74.10.72.60.57.20.3
aperto13.41.24.21.39.61.810.41.510.21.24.61.38.51.210.01.54.31.19.52.47.42.03.90.87.70.93.20.67.80.3
rado7.20.92.41.06.11.53.60.94.00.83.51.35.61.05.01.15.41.26.11.95.61.76.51.08.41.04.40.75.60.3
stracolmo per gruppi2.10.50.0.2.81.00.50.40.70.44.21.34.10.83.20.94.71.26.12.04.61.64.70.84.40.72.10.53.00.2
normale per gruppi2.20.50.0.1.60.80.0.0.0.2.31.02.10.63.20.94.21.12.81.41.10.84.40.83.60.71.50.42.20.2
chiusura verticale2.00.50.0.1.10.61.70.60.60.31.10.62.00.60.50.41.70.72.01.20.60.60.80.44.60.70.70.31.60.2
totale79.31.488.32.189.81.986.21.794.30.939.43.150.02.148.62.439.12.748.64.135.43.632.11.844.91.721.41.455.70.5
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.50.50.20.20.0.0.0.0.00.0
stracolmo0.90.30.0.0.0.0.0.0.0.0.40.40.40.30.50.42.00.82.91.44.61.61.20.40.40.22.60.51.00.1
normale0.70.30.50.50.0.0.0.0.0.0.30.30.80.40.20.21.50.74.01.61.00.71.20.40.70.31.00.30.70.1
leggero0.10.10.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.2.61.30.50.50.30.20.50.21.70.40.40.1
aperto0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.2.21.31.81.11.10.40.40.20.60.30.40.1
rado0.30.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.71.30.90.20.20.10.10.10.10.10.0
stracolmo per gruppi0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.60.40.70.70.0.0.60.30.10.10.60.30.20.1
normale per gruppi0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.50.0.0.0.0.60.30.0.0.0.0.10.0
chiusura verticale0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.0.0.40.30.50.20.60.30.20.1
totale2.20.50.50.50.0.0.30.30.0.0.70.51.50.50.70.45.31.213.02.89.72.35.80.92.70.67.30.93.20.2
fuori dal perimetronessuna indicazione0.0.0.0.0.40.40.0.0.20.26.91.61.90.61.50.62.50.82.01.11.60.91.10.41.90.50.60.31.20.1
stracolmo6.80.83.61.22.10.95.01.11.80.510.11.810.51.311.61.57.41.412.52.819.53.09.21.15.80.817.71.38.70.3
normale5.70.84.01.34.31.22.60.82.00.613.92.213.91.515.11.716.32.05.51.98.02.011.41.26.70.915.91.29.20.3
leggero2.30.52.00.90.80.62.00.71.30.56.21.56.91.15.71.14.81.28.42.35.91.87.61.06.90.98.81.05.20.3
aperto2.70.51.20.71.20.72.60.80.50.37.41.77.11.19.21.46.41.36.22.08.12.09.71.210.81.17.20.96.00.3
rado0.60.30.40.40.80.60.50.40.0.3.11.11.90.63.10.94.71.12.01.16.71.96.71.07.10.97.60.93.60.2
stracolmo per gruppi0.20.20.0.0.0.0.30.30.0.5.41.41.20.41.70.65.51.20.0.2.11.06.91.05.10.85.80.82.90.2
normale per gruppi0.10.10.0.0.0.0.0.0.0.2.10.91.70.51.60.64.51.11.30.90.50.56.31.04.70.73.70.62.30.2
chiusura verticale0.20.20.0.0.40.40.50.30.0.4.91.43.40.81.20.53.41.00.70.72.51.13.20.73.50.64.00.72.20.2
totale18.51.311.22.010.21.913.61.75.70.959.93.248.42.150.72.455.62.738.44.055.03.862.11.852.51.771.31.541.20.5
totalenessuna indicazione0.70.32.00.84.71.22.30.72.80.79.01.84.60.83.20.93.61.03.31.43.81.41.80.52.50.50.70.32.60.2
stracolmo22.91.441.43.127.92.629.52.228.71.818.02.319.51.721.42.015.42.021.43.432.33.514.01.311.21.124.31.421.90.5
normale30.21.535.43.030.32.935.12.337.71.923.22.624.71.824.42.125.22.317.43.112.82.517.21.513.81.219.81.324.60.5
leggero15.01.213.02.113.32.113.11.714.91.411.22.013.31.512.41.69.31.617.83.28.82.211.01.211.51.113.01.212.80.4
aperto16.21.25.41.510.81.913.01.710.61.212.12.115.81.519.31.910.81.717.93.217.32.914.71.418.91.411.01.114.10.4
rado8.10.92.81.16.91.64.11.04.00.86.61.67.51.18.11.310.01.68.72.213.52.613.31.315.61.312.11.19.30.4
stracolmo per gruppi2.40.50.0.2.81.00.80.50.70.49.51.85.50.94.81.010.91.76.82.16.71.912.21.39.61.08.50.96.00.3
normale per gruppi2.30.50.0.1.60.80.0.0.0.4.41.33.80.84.71.19.31.64.11.61.60.911.31.28.41.05.20.74.60.3
chiusura verticale2.20.50.0.1.50.82.20.70.60.36.01.55.41.01.70.65.51.32.71.33.11.34.40.88.61.05.30.84.00.2
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860162/326493
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione economica
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
regione economica
Giura OvestGiura EstAltopiano OvestAltopiano CentroAltopiano EstPrealpi OvestPrealpi CentroPrealpi EstAlpi Nord-OvestAlpi CentroAlpi Nord-EstAlpi Sud-OvestAlpi Sud-EstSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.80.32.20.93.61.12.30.82.70.71.91.12.60.72.00.71.00.61.51.01.20.90.40.30.70.30.10.11.40.2
stracolmo14.91.338.13.225.62.724.22.226.41.98.01.79.11.310.11.66.31.46.12.16.81.93.00.75.30.83.90.712.20.4
normale23.71.532.03.027.02.933.62.535.82.09.22.010.01.49.21.57.71.68.72.42.21.34.30.86.80.93.10.614.90.4
leggero12.51.210.82.112.42.211.21.713.81.55.11.56.31.17.31.44.41.26.82.22.71.42.90.73.70.72.60.67.20.3
aperto13.61.23.21.210.22.09.61.610.71.35.01.58.71.29.61.64.41.210.52.68.42.33.80.87.61.03.40.67.80.3
rado7.20.92.21.06.31.63.41.03.70.84.31.55.81.04.71.15.71.36.22.15.01.76.61.08.41.04.60.75.60.3
stracolmo per gruppi2.10.50.0.2.41.00.60.50.60.34.11.44.20.93.10.94.71.26.22.14.01.64.30.94.60.81.90.52.90.2
normale per gruppi2.20.50.0.1.40.80.0.0.0.2.71.22.30.63.30.94.71.22.31.31.20.84.50.93.20.61.50.42.20.2
chiusura verticale1.80.50.0.0.80.61.70.70.70.30.70.52.20.70.30.32.00.80.70.70.70.70.90.44.40.80.60.31.50.2
totale78.81.488.52.189.62.086.61.894.51.040.93.451.32.249.62.640.92.849.04.332.23.830.71.944.71.821.81.555.80.6
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.60.60.20.20.0.0.0.0.10.0
stracolmo0.90.30.0.0.0.0.0.0.0.0.0.0.20.20.60.42.30.91.61.15.11.81.30.50.40.22.20.50.90.1
normale0.70.30.60.60.0.0.0.0.0.0.40.40.20.20.30.31.60.74.41.81.10.71.30.50.80.31.20.40.80.1
leggero0.10.10.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.2.91.50.50.50.40.20.40.21.80.50.40.1
aperto0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.2.31.42.01.21.20.50.30.20.70.30.40.1
rado0.40.20.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.71.41.00.20.20.10.10.10.10.20.1
stracolmo per gruppi0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.70.50.70.70.0.0.60.30.10.10.70.30.20.1
normale per gruppi0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.50.0.0.0.0.50.30.0.0.0.0.10.0
chiusura verticale0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.20.50.30.50.30.20.1
totale2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.71.312.83.010.72.56.11.02.70.67.20.93.20.2
fuori dal perimetronessuna indicazione0.0.0.0.0.40.40.0.0.20.27.11.81.30.51.40.62.30.81.51.01.91.11.10.42.00.50.60.31.10.1
stracolmo6.80.93.51.22.41.05.21.21.30.59.61.810.81.411.61.67.31.512.02.819.63.28.51.15.80.916.91.38.50.4
normale5.70.84.01.34.51.32.20.82.20.615.02.414.31.614.41.815.72.16.02.08.92.211.51.36.70.915.51.39.20.4
leggero2.40.51.70.90.90.62.10.71.30.55.61.56.91.25.51.24.11.29.12.56.52.07.61.16.70.98.71.05.10.3
aperto2.80.61.30.70.90.62.20.80.60.36.11.66.51.19.21.55.91.46.02.17.62.110.11.211.01.17.60.96.00.3
rado0.60.30.50.50.90.60.60.40.0.2.71.21.90.62.90.95.11.32.21.26.92.17.41.17.10.97.80.93.70.2
stracolmo per gruppi0.20.20.0.0.0.0.30.30.0.5.61.51.10.41.90.76.31.40.0.2.41.27.41.15.30.86.00.83.00.2
normale per gruppi0.10.10.0.0.0.0.0.0.0.1.50.71.70.61.20.63.11.00.70.70.60.66.21.04.40.84.00.72.20.2
chiusura verticale0.30.20.0.0.50.50.50.40.0.5.61.63.40.81.40.63.51.10.70.72.81.33.40.73.60.73.80.72.20.2
totale18.91.411.02.110.42.013.11.85.51.058.73.447.92.249.62.653.42.938.24.257.14.063.11.952.61.871.01.641.00.6
totalenessuna indicazione0.80.32.20.94.01.22.30.82.90.79.02.03.90.83.40.93.61.12.91.43.71.51.60.52.70.60.80.32.60.2
stracolmo22.61.541.73.328.02.729.42.427.71.917.52.320.21.822.32.115.92.119.83.531.43.712.91.411.61.223.01.521.60.5
normale30.11.636.53.131.43.035.82.538.02.024.52.924.51.923.82.225.02.419.13.312.22.617.11.514.21.319.81.424.90.5
leggero15.01.312.52.213.42.213.61.815.11.510.62.013.21.512.91.88.51.618.93.49.82.410.91.310.81.113.11.212.70.4
aperto16.51.34.51.411.02.011.81.711.31.311.12.115.41.618.82.010.31.818.83.418.03.115.21.518.81.411.71.214.20.5
rado8.21.02.61.17.21.74.01.03.70.87.01.87.71.27.61.410.81.89.12.513.32.714.21.415.71.312.51.19.50.4
stracolmo per gruppi2.40.50.0.2.41.00.90.50.60.39.82.05.51.05.01.111.71.96.92.26.31.912.31.410.11.18.51.06.20.3
normale per gruppi2.30.50.0.1.40.80.0.0.0.4.21.44.00.84.51.18.51.63.01.51.71.011.21.37.61.05.50.84.40.3
chiusura verticale2.10.50.0.1.30.72.20.80.70.36.31.75.61.01.70.75.51.31.51.03.51.44.60.98.51.05.00.83.90.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860163/326494
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione di produzione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
regione di produzione
GiuraAltopianoPrealpiAlpiSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.20.32.80.52.20.40.80.20.10.11.40.2
stracolmo20.01.325.81.39.30.95.00.53.80.712.20.4
normale25.81.433.11.49.60.95.90.52.90.614.90.4
leggero12.21.012.61.06.50.83.70.42.70.67.30.3
aperto11.11.010.30.98.40.86.20.63.50.77.90.4
rado6.10.84.00.65.20.76.60.64.40.75.50.3
stracolmo per gruppi1.60.41.00.33.70.64.50.51.80.52.80.2
normale per gruppi1.50.40.30.12.70.53.20.41.60.42.10.2
chiusura verticale1.50.41.00.31.30.42.40.40.50.31.50.2
totale80.91.290.90.848.91.538.41.121.31.555.60.6
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.20.10.0.0.10.0
stracolmo0.70.30.0.0.30.21.50.32.30.50.90.1
normale0.70.30.0.0.30.21.40.31.20.40.80.1
leggero0.10.10.10.10.0.0.50.21.70.50.40.1
aperto0.10.10.0.0.10.10.80.20.70.30.40.1
rado0.30.20.0.0.0.0.30.10.10.10.20.1
stracolmo per gruppi0.0.0.0.0.10.10.40.20.70.30.20.1
normale per gruppi0.0.0.0.0.0.0.30.10.0.0.10.0
chiusura verticale0.0.0.0.0.0.0.30.10.60.30.20.1
totale1.90.40.10.10.80.35.60.57.20.93.20.2
fuori dal perimetronessuna indicazione0.0.0.20.12.20.41.80.30.70.31.10.1
stracolmo6.20.82.80.511.11.08.50.617.31.48.60.4
normale5.40.72.70.514.21.19.80.715.41.39.20.4
leggero2.30.51.50.46.30.76.70.68.71.05.10.3
aperto2.40.51.10.37.30.89.40.77.81.06.00.3
rado0.50.20.40.22.40.56.50.67.91.03.70.2
stracolmo per gruppi0.20.10.10.12.20.45.50.55.90.83.00.2
normale per gruppi0.10.10.0.1.60.44.30.54.10.72.20.2
chiusura verticale0.20.10.30.23.20.53.30.43.80.72.20.2
totale17.31.29.00.850.41.555.91.171.41.641.20.6
totalenessuna indicazione1.20.33.00.54.40.62.70.40.80.32.60.2
stracolmo26.91.428.61.320.71.215.00.823.41.521.80.5
normale31.91.435.81.424.11.317.10.919.51.424.90.6
leggero14.61.114.11.012.81.011.00.713.01.212.80.4
aperto13.61.111.50.915.81.116.40.912.01.214.30.5
rado6.90.84.40.67.50.813.40.812.41.19.30.4
stracolmo per gruppi1.80.41.10.35.90.710.50.78.41.06.10.3
normale per gruppi1.60.40.30.14.30.67.80.65.70.84.30.3
chiusura verticale1.70.41.30.34.50.66.10.64.90.83.90.3
totale100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860164/326495
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione economica
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
regione economica
Giura OvestGiura EstAltopiano OvestAltopiano CentroAltopiano EstPrealpi OvestPrealpi CentroPrealpi EstAlpi Nord-OvestAlpi CentroAlpi Nord-EstAlpi Sud-OvestAlpi Sud-EstSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.40.20.0.2.81.00.20.20.90.41.60.91.70.50.80.50.0.0.0.0.0.1.00.40.70.30.10.10.70.1
stracolmo20.91.537.43.134.33.026.42.329.01.99.72.011.91.514.91.98.51.68.62.45.71.85.00.94.30.74.80.814.50.4
normale21.01.434.63.127.92.932.22.433.42.09.32.012.11.514.21.85.31.36.42.14.41.72.30.65.10.83.70.714.20.4
leggero8.51.010.92.17.71.79.41.614.81.53.11.23.20.83.91.04.31.22.11.23.01.41.90.65.50.80.60.35.70.3
aperto13.61.24.51.411.12.010.91.711.61.42.81.17.41.26.51.34.01.15.92.03.81.65.40.97.71.03.10.67.60.3
rado5.80.81.30.72.51.04.01.02.50.76.11.73.90.84.11.07.01.55.21.95.81.810.81.27.50.96.20.85.60.3
stracolmo per gruppi1.70.50.0.0.80.60.60.40.40.36.11.73.50.81.90.75.81.48.12.37.12.02.80.76.60.92.30.53.00.2
normale per gruppi1.60.50.0.1.60.80.30.31.00.42.31.03.30.84.11.03.71.15.92.04.71.71.30.56.20.92.10.52.60.2
chiusura verticale5.50.80.0.1.30.72.20.80.90.40.60.65.61.00.80.53.31.05.11.80.60.62.70.72.20.50.70.32.50.2
totale79.01.488.62.189.92.086.21.894.51.041.63.452.62.251.32.642.02.847.24.235.03.733.21.845.81.823.71.556.40.6
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.10.10.0.0.10.0
stracolmo1.10.40.60.60.0.0.0.0.0.0.0.0.40.30.0.3.01.03.01.54.51.61.60.50.0.2.70.61.10.1
normale0.90.30.0.0.0.0.0.0.0.0.0.0.0.0.80.51.30.65.01.81.81.10.50.31.30.41.90.50.80.1
leggero0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.1.41.00.80.80.70.30.30.20.40.20.20.1
aperto0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.1.51.01.60.91.30.50.30.20.40.20.30.1
rado0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.41.00.80.80.90.40.40.20.60.30.30.1
stracolmo per gruppi0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.50.70.70.60.60.20.20.10.10.50.20.20.1
normale per gruppi0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.30.30.0.0.50.50.0.0.10.10.40.20.10.0
chiusura verticale0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.30.30.80.80.0.0.80.40.30.20.10.10.20.1
totale2.20.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.61.313.83.010.72.46.01.02.90.67.00.93.20.2
fuori dal perimetronessuna indicazione0.0.0.0.0.0.0.60.40.0.3.21.30.70.41.30.62.30.80.0.1.81.01.30.51.60.50.90.30.90.1
stracolmo6.60.93.01.13.31.24.41.12.30.614.02.212.61.517.51.916.52.113.12.914.42.811.11.25.40.821.51.410.40.4
normale5.60.85.21.43.81.23.50.92.00.610.62.09.21.311.41.612.81.98.62.414.02.79.21.16.50.913.61.28.10.3
leggero2.70.60.90.60.80.61.10.50.50.35.01.45.61.05.51.22.60.92.91.43.31.55.60.96.20.94.90.83.80.2
aperto2.40.51.30.71.70.91.90.70.50.37.51.88.81.23.31.06.11.45.72.05.81.813.41.410.11.18.51.06.10.3
rado0.30.20.40.40.50.50.60.40.0.5.81.72.50.72.30.81.70.82.21.37.52.08.41.17.40.96.10.83.60.2
stracolmo per gruppi0.0.0.0.0.0.0.30.30.0.7.11.80.80.43.00.95.01.32.11.24.81.72.20.64.90.86.50.92.70.2
normale per gruppi0.30.20.0.0.0.0.0.0.0.3.11.30.70.42.80.82.10.82.91.42.81.22.40.66.20.94.90.82.30.2
chiusura verticale1.00.30.0.0.0.1.10.60.20.21.80.95.71.00.80.53.31.01.41.00.0.7.31.03.10.62.50.62.50.2
totale18.81.410.82.010.12.013.51.85.51.058.03.446.62.247.92.652.42.939.04.154.33.960.91.951.31.869.31.640.40.6
totalenessuna indicazione0.40.20.0.2.81.01.20.60.90.44.81.62.40.62.20.82.30.80.0.1.81.02.50.62.40.61.00.31.70.2
stracolmo28.61.641.03.137.73.130.82.431.31.923.72.724.91.932.42.428.02.524.73.624.63.317.61.59.71.129.11.625.90.5
normale27.51.639.73.131.73.035.62.535.32.019.82.621.31.826.42.319.42.220.03.320.13.112.01.312.91.219.11.423.20.5
leggero11.21.111.82.28.51.810.51.615.41.58.11.88.91.39.41.56.91.56.42.17.12.18.21.111.91.25.80.89.70.4
aperto16.11.35.71.612.82.112.81.812.11.410.32.116.41.69.81.610.01.713.12.911.12.520.11.618.11.411.91.114.00.4
rado6.10.91.70.92.91.14.51.12.50.712.02.36.41.06.41.38.71.68.82.414.12.720.11.615.21.313.01.19.50.4
stracolmo per gruppi1.70.50.0.0.80.60.90.50.40.313.22.44.30.94.91.111.51.910.92.612.52.55.10.911.61.29.31.05.90.3
normale per gruppi2.00.50.0.1.60.80.30.31.00.45.41.64.00.86.81.36.11.48.82.48.12.13.70.812.61.27.40.95.10.3
chiusura verticale6.50.90.0.1.30.73.30.91.10.42.71.111.31.41.70.77.01.57.32.20.60.610.81.35.60.83.40.65.10.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860165/326496
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione economica
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN1/IFN2/IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
regione economica
Giura OvestGiura EstAltopiano OvestAltopiano CentroAltopiano EstPrealpi OvestPrealpi CentroPrealpi EstAlpi Nord-OvestAlpi CentroAlpi Nord-EstAlpi Sud-OvestAlpi Sud-EstSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.40.20.0.2.91.00.0.1.00.41.81.01.80.60.90.50.0.0.0.0.0.1.00.50.80.40.20.20.80.1
stracolmo20.81.536.93.135.13.126.52.328.91.99.22.011.51.515.22.07.41.610.02.84.01.64.00.93.90.84.80.915.00.5
normale21.61.534.53.127.43.032.52.534.02.010.22.113.01.615.12.05.21.47.32.53.91.82.00.65.91.03.60.815.50.5
leggero8.71.011.32.17.61.79.51.614.91.53.41.33.20.83.10.94.81.42.71.52.91.52.00.65.40.90.60.36.00.3
aperto14.01.34.21.410.82.111.01.711.61.43.01.27.51.26.21.33.61.27.52.62.61.54.50.98.91.22.40.67.70.4
rado4.60.81.30.82.10.93.71.02.00.66.21.82.40.73.91.15.31.43.81.94.71.75.21.06.51.02.40.63.90.3
stracolmo per gruppi1.10.40.0.0.80.60.60.40.40.31.81.02.80.70.90.52.91.13.71.85.21.91.70.63.80.80.90.41.70.2
normale per gruppi1.40.40.0.1.20.70.30.31.10.42.51.13.00.82.70.92.51.04.62.04.41.81.40.54.60.90.80.42.00.2
chiusura verticale5.80.90.0.1.30.82.20.80.50.30.70.75.21.00.60.42.81.15.62.20.70.72.90.81.90.50.60.32.40.2
totale78.31.588.22.289.42.186.31.894.31.038.73.550.42.348.62.734.53.045.24.728.43.924.81.941.72.016.31.555.00.6
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.00.0
stracolmo1.20.40.60.60.0.0.0.0.0.0.0.0.50.30.0.3.61.22.91.75.51.91.70.60.0.3.50.71.20.1
normale0.90.30.0.0.0.0.0.0.0.0.0.0.0.0.90.51.50.86.42.32.21.30.60.31.40.52.20.60.90.1
leggero0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.90.91.01.00.80.40.30.20.20.20.20.1
aperto0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.1.01.01.20.91.60.60.20.20.30.20.30.1
rado0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.90.91.01.00.80.40.20.20.70.30.20.1
stracolmo per gruppi0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.70.70.20.20.10.10.50.30.10.0
normale per gruppi0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.70.70.0.0.0.0.30.20.10.0
chiusura verticale0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.40.41.01.00.0.1.00.40.20.20.20.20.20.1
totale2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.90.56.31.513.13.312.32.96.91.12.40.67.81.13.20.2
fuori dal perimetronessuna indicazione0.0.0.0.0.0.0.60.40.0.3.51.40.80.41.50.72.81.00.0.2.21.31.60.61.90.61.00.41.00.1
stracolmo6.80.93.11.23.51.24.11.02.40.714.82.413.31.618.72.018.62.415.03.516.33.312.81.55.70.925.81.811.10.4
normale5.80.95.31.54.01.33.51.02.00.611.62.29.71.412.01.813.72.110.12.916.33.210.71.47.41.115.51.58.60.4
leggero2.70.60.90.60.90.61.10.50.50.35.41.55.91.16.11.33.11.13.81.83.01.56.61.16.61.05.50.94.00.3
aperto2.50.61.30.81.80.92.00.70.50.37.72.09.41.33.71.07.31.64.62.05.01.915.91.611.41.39.61.26.50.3
rado0.30.20.50.50.50.50.60.40.0.6.41.82.40.72.50.92.00.91.91.49.22.48.41.28.31.14.10.83.30.2
stracolmo per gruppi0.0.0.0.0.0.0.30.30.0.6.81.90.60.42.10.85.61.50.90.95.82.01.80.64.60.96.61.02.40.2
normale per gruppi0.30.20.0.0.0.0.0.0.0.2.81.20.80.43.10.92.51.03.71.81.30.92.80.76.41.05.10.92.20.2
chiusura verticale1.00.40.0.0.0.1.10.60.20.21.91.06.01.10.90.53.61.21.81.30.0.7.71.23.60.72.70.72.60.2
totale19.41.411.22.110.62.113.41.85.71.060.93.648.82.350.52.759.23.141.74.859.34.368.42.055.92.075.81.741.80.6
totalenessuna indicazione0.40.20.0.2.91.00.90.51.00.45.31.72.60.72.40.82.81.00.0.2.21.32.90.82.70.71.10.41.80.2
stracolmo28.81.740.63.238.63.230.62.431.32.024.02.825.22.033.92.629.62.827.94.325.83.818.51.79.61.234.11.927.30.6
normale28.31.639.83.231.43.136.02.536.02.121.72.822.72.028.02.420.42.523.84.022.43.613.31.514.71.421.41.625.00.6
leggero11.41.212.22.28.51.810.61.715.51.68.82.09.31.39.21.67.91.77.32.56.92.39.41.312.31.36.31.010.20.4
aperto16.61.45.51.612.62.212.91.812.11.410.72.217.01.79.91.610.92.013.13.28.82.522.01.920.51.612.31.314.50.5
rado4.80.81.80.92.61.14.31.12.00.612.62.44.70.96.41.37.31.66.62.414.93.014.51.615.01.47.11.07.40.4
stracolmo per gruppi1.10.40.0.0.80.60.90.50.40.38.62.13.40.83.00.98.91.84.52.011.72.73.80.98.51.18.01.14.20.3
normale per gruppi1.80.50.0.1.20.70.30.31.10.45.21.63.80.85.71.25.41.58.42.66.42.14.20.911.01.36.21.04.30.3
chiusura verticale6.90.90.0.1.30.83.30.90.70.43.01.211.31.51.60.76.81.68.42.60.70.711.51.45.70.93.50.75.20.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860166/326497
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione di produzione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN1/IFN2/IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
regione di produzione
GiuraAltopianoPrealpiAlpiSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.20.42.90.52.30.50.90.20.20.21.60.2
stracolmo20.11.325.81.39.20.94.50.53.30.712.50.4
normale26.11.433.51.410.00.95.90.63.40.715.80.5
leggero12.51.112.51.06.60.83.70.52.60.67.60.4
aperto11.31.010.10.98.10.96.10.63.30.77.90.4
rado5.40.73.70.65.10.74.60.51.50.54.30.3
stracolmo per gruppi1.30.41.00.32.80.53.10.40.80.42.00.2
normale per gruppi1.10.30.30.12.30.53.20.40.80.41.80.2
chiusura verticale1.50.40.90.31.20.32.30.40.50.31.50.2
totale80.41.390.70.947.61.634.21.216.31.554.90.6
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.20.10.0.0.10.0
stracolmo0.70.30.0.0.30.21.70.32.60.61.00.1
normale0.70.30.0.0.30.21.70.31.50.50.90.1
leggero0.10.10.10.10.0.0.40.21.90.50.40.1
aperto0.10.10.0.0.10.10.90.20.70.30.40.1
rado0.30.20.0.0.0.0.30.10.20.20.20.1
stracolmo per gruppi0.0.0.0.0.10.10.40.20.50.30.20.1
normale per gruppi0.0.0.0.0.0.0.30.10.0.0.10.0
chiusura verticale0.0.0.0.0.0.0.30.10.50.30.20.1
totale1.90.40.10.10.80.36.00.67.81.13.20.2
fuori dal perimetronessuna indicazione0.0.0.20.12.40.52.00.40.80.41.20.1
stracolmo6.40.82.80.511.51.09.10.719.31.69.00.4
normale5.40.72.80.514.31.110.90.817.51.59.70.4
leggero2.30.51.50.46.50.87.20.69.81.25.30.3
aperto2.50.51.20.37.70.810.40.89.01.16.40.3
rado0.50.20.40.22.40.56.40.65.00.93.10.2
stracolmo per gruppi0.20.10.10.11.80.45.60.66.51.02.80.2
normale per gruppi0.10.10.0.1.60.44.60.54.00.82.20.2
chiusura verticale0.20.20.30.23.30.63.50.53.90.82.30.2
totale17.61.29.20.951.61.659.81.275.81.741.90.6
totalenessuna indicazione1.20.43.10.54.70.63.10.40.90.42.80.2
stracolmo27.21.428.71.321.01.315.30.925.31.822.50.6
normale32.21.536.31.424.61.318.50.922.41.726.30.6
leggero14.91.114.11.013.21.111.40.814.31.413.20.5
aperto13.91.111.20.916.01.217.30.913.01.314.70.5
rado6.20.84.10.67.50.811.20.86.61.07.60.4
stracolmo per gruppi1.50.41.10.34.70.79.10.77.81.15.10.3
normale per gruppi1.20.40.30.14.00.68.00.74.80.84.00.3
chiusura verticale1.70.41.20.34.50.76.20.64.90.93.90.3
totale100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860167/326498
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione economica
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
regione economica
Giura OvestGiura EstAltopiano OvestAltopiano CentroAltopiano EstPrealpi OvestPrealpi CentroPrealpi EstAlpi Nord-OvestAlpi CentroAlpi Nord-EstAlpi Sud-OvestAlpi Sud-EstSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.40.20.0.2.81.00.20.21.00.41.71.01.70.60.80.50.0.0.0.0.0.1.10.40.70.30.10.10.70.1
stracolmo20.81.537.23.134.53.026.42.328.81.98.91.911.41.514.91.98.51.69.12.54.91.74.70.94.30.84.70.814.50.4
normale21.11.534.73.128.02.932.42.533.82.09.52.012.61.514.41.95.61.46.82.24.81.82.50.65.40.83.60.714.70.4
leggero8.31.011.12.17.71.79.51.614.81.53.21.23.10.83.81.04.51.22.21.33.31.52.10.65.70.90.50.35.80.3
aperto13.81.34.11.411.22.011.01.711.51.42.81.17.71.26.51.34.21.26.22.13.51.65.00.98.01.02.70.67.60.3
rado5.30.81.30.72.51.03.71.02.20.65.81.73.20.84.01.06.31.45.52.04.21.69.01.26.90.95.50.85.00.3
stracolmo per gruppi1.70.50.0.0.80.60.60.40.40.35.81.73.00.71.70.74.61.37.02.35.31.81.90.65.90.91.90.52.60.2
normale per gruppi1.60.50.0.1.20.70.30.31.10.42.31.03.20.83.40.93.51.15.42.05.21.81.40.55.60.91.40.42.40.2
chiusura verticale5.60.80.0.1.30.72.20.80.90.40.60.65.41.00.60.43.11.05.41.90.60.62.50.71.90.50.80.32.40.2
totale78.81.488.52.189.82.086.31.894.41.040.53.551.52.249.92.640.32.947.74.431.83.830.11.944.51.821.31.555.70.6
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.30.30.0.0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.10.10.0.0.10.0
stracolmo1.10.40.60.60.0.0.0.0.0.0.0.0.40.30.0.3.11.02.41.44.91.71.70.50.0.2.90.61.10.1
normale0.90.30.0.0.0.0.0.0.0.0.0.0.0.0.80.51.30.75.31.92.01.20.50.31.20.42.00.50.80.1
leggero0.0.0.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.1.51.10.90.90.70.30.30.20.30.20.20.1
aperto0.10.10.0.0.0.0.0.0.0.0.0.0.20.20.0.0.0.0.80.81.10.81.40.50.30.20.40.20.30.1
rado0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.51.10.90.90.70.40.30.20.70.30.20.1
stracolmo per gruppi0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.70.50.80.80.70.70.20.20.10.10.50.30.20.1
normale per gruppi0.10.10.0.0.0.0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.60.60.0.0.10.10.40.20.10.0
chiusura verticale0.0.0.0.0.0.0.0.0.0.0.40.40.0.0.0.0.30.30.80.80.0.0.80.40.10.10.10.10.20.1
totale2.30.50.60.60.0.0.30.30.0.0.40.40.80.40.80.55.91.413.13.011.02.66.21.02.60.67.20.93.20.2
fuori dal perimetronessuna indicazione0.0.0.0.0.0.0.60.40.0.3.21.30.70.41.40.62.40.90.0.2.01.11.40.51.70.50.90.31.00.1
stracolmo6.50.93.11.23.31.24.11.02.40.714.22.313.11.518.12.016.82.213.23.015.23.011.81.35.40.822.61.510.60.4
normale5.70.85.21.53.81.33.51.02.00.610.82.19.31.311.81.713.01.99.12.514.62.89.81.26.90.914.21.38.30.4
leggero2.70.60.90.60.80.61.10.50.50.35.01.45.61.15.71.22.70.93.11.52.71.45.91.06.10.95.00.83.80.2
aperto2.40.51.30.71.70.92.00.70.50.37.71.99.21.33.41.06.31.44.61.96.32.014.21.410.41.18.71.06.30.3
rado0.30.20.50.50.50.50.60.40.0.6.01.72.40.72.30.81.80.82.41.38.22.28.71.27.81.06.10.83.60.2
stracolmo per gruppi0.0.0.0.0.0.0.30.30.0.7.31.80.60.42.80.95.21.32.21.35.21.82.30.64.80.86.50.92.60.2
normale per gruppi0.30.20.0.0.0.0.0.0.0.3.21.30.70.42.90.92.20.93.11.53.11.32.60.76.40.95.10.82.40.2
chiusura verticale1.00.40.0.0.0.1.10.60.20.21.80.95.91.10.90.53.51.11.51.00.0.6.91.13.30.72.50.62.50.2
totale18.91.411.02.110.22.013.31.85.61.059.13.547.72.249.22.653.82.939.24.357.24.163.71.952.91.871.41.641.10.6
totalenessuna indicazione0.40.20.0.2.81.01.20.61.00.44.91.62.50.72.20.82.40.90.0.2.01.12.70.72.60.61.00.41.80.2
stracolmo28.51.640.83.237.83.130.52.431.22.023.22.724.92.032.92.528.52.624.73.825.03.518.21.69.71.130.21.626.20.6
normale27.71.640.03.231.83.035.92.535.72.020.22.621.91.927.02.319.92.321.23.521.33.312.81.413.61.319.81.423.90.5
leggero11.11.112.02.28.51.810.61.715.41.58.21.88.91.39.51.57.21.56.82.26.92.18.71.212.11.25.80.89.80.4
aperto16.41.35.41.512.92.112.91.812.11.410.52.117.11.79.91.610.51.811.62.810.92.520.61.718.71.511.81.214.20.5
rado5.60.81.80.92.91.14.31.12.20.611.72.35.71.06.31.38.11.69.42.613.32.718.51.615.01.312.21.18.90.4
stracolmo per gruppi1.70.50.0.0.80.60.90.50.40.313.02.43.70.84.41.110.61.810.02.611.22.64.30.910.81.28.91.05.40.3
normale per gruppi2.00.50.0.1.20.70.30.31.10.45.51.64.00.86.21.26.01.48.52.48.82.24.00.812.21.26.90.94.90.3
chiusura verticale6.60.90.0.1.30.73.30.91.10.42.81.111.41.41.50.67.01.57.72.30.60.610.21.35.30.83.40.75.00.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860168/326499
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione di produzione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo terrestre IFN3
stato2004/06
regione di produzione
GiuraAltopianoPrealpiAlpiSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.00.32.90.52.20.40.80.20.10.11.40.1
stracolmo20.01.226.11.28.60.85.20.54.00.712.20.4
normale25.51.332.51.39.40.85.80.52.90.614.60.4
leggero12.31.012.30.96.30.73.90.42.60.57.20.3
aperto11.40.910.10.88.30.86.10.53.20.67.80.3
rado6.20.74.30.64.90.66.90.54.40.75.60.3
stracolmo per gruppi1.70.41.10.33.90.64.70.52.10.53.00.2
normale per gruppi1.70.40.30.22.50.43.70.41.50.42.20.2
chiusura verticale1.60.41.10.31.30.32.50.30.70.31.60.2
totale81.21.290.70.847.41.439.41.021.41.455.60.5
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.10.10.0.0.00.0
stracolmo0.70.30.0.0.40.21.40.32.60.51.00.1
normale0.60.20.0.0.50.21.30.21.00.30.70.1
leggero0.10.10.10.10.0.0.50.21.70.40.40.1
aperto0.10.10.0.0.10.10.70.20.60.30.30.1
rado0.30.20.0.0.0.0.20.10.10.10.10.0
stracolmo per gruppi0.0.0.0.0.10.10.40.10.60.30.20.1
normale per gruppi0.0.0.0.0.0.0.30.10.0.0.10.0
chiusura verticale0.0.0.0.0.0.0.40.10.60.30.20.1
totale1.80.40.10.11.10.35.30.57.30.93.20.2
fuori dal perimetronessuna indicazione0.0.0.20.12.60.51.80.30.60.31.20.1
stracolmo6.10.72.90.510.90.98.70.617.71.38.70.3
normale5.30.72.70.414.31.09.80.615.91.29.30.3
leggero2.20.41.50.36.30.76.70.58.81.05.10.3
aperto2.30.51.30.38.00.89.20.67.20.96.00.3
rado0.50.20.30.22.50.46.20.57.60.93.60.2
stracolmo per gruppi0.20.10.10.12.20.45.20.55.80.82.90.2
normale per gruppi0.10.10.0.1.80.44.60.53.70.62.30.2
chiusura verticale0.20.10.20.12.90.53.10.44.00.72.20.2
totale17.01.19.20.851.51.455.21.171.31.541.20.5
totalenessuna indicazione1.00.33.00.54.80.62.70.30.70.32.60.2
stracolmo26.81.329.01.319.91.115.20.824.31.421.90.5
normale31.41.435.21.324.21.216.90.819.81.324.60.5
leggero14.61.113.91.012.61.011.10.713.01.212.80.4
aperto13.81.011.40.916.41.116.10.811.01.114.20.4
rado7.00.84.60.67.40.713.30.712.11.19.30.3
stracolmo per gruppi1.80.41.20.36.20.710.20.78.50.96.10.3
normale per gruppi1.80.40.30.24.20.68.60.65.20.74.60.3
chiusura verticale1.80.41.30.34.20.66.00.55.30.84.00.2
totale100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860169/326500
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione di produzione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
regione di produzione
GiuraAltopianoPrealpiAlpiSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.30.21.20.31.40.40.60.20.10.10.70.1
stracolmo24.41.329.31.312.51.05.60.54.80.814.40.4
normale24.01.331.71.412.41.04.20.53.70.714.20.4
leggero9.00.911.70.93.40.53.80.40.60.35.70.3
aperto11.61.011.20.96.20.75.90.53.10.67.60.3
rado4.80.73.00.54.30.68.10.66.20.85.60.3
stracolmo per gruppi1.30.40.50.23.50.55.50.52.30.53.10.2
normale per gruppi1.20.41.00.33.40.54.20.42.10.52.70.2
chiusura verticale4.30.61.30.33.10.52.60.40.70.32.50.2
totale81.11.290.90.850.11.540.41.123.71.556.30.6
all'interno del perimetronessuna indicazione0.0.0.10.10.0.0.10.10.0.0.10.0
stracolmo1.00.30.0.0.20.11.60.32.70.61.10.1
normale0.70.30.0.0.30.21.30.31.90.50.90.1
leggero0.0.0.0.0.10.10.50.20.40.20.20.1
aperto0.10.10.0.0.10.10.70.20.40.20.30.1
rado0.0.0.0.0.0.0.60.20.60.30.30.1
stracolmo per gruppi0.0.0.0.0.0.0.30.10.50.20.20.1
normale per gruppi0.10.10.0.0.0.0.20.10.40.20.10.0
chiusura verticale0.0.0.0.0.10.10.50.20.10.10.20.1
totale1.90.40.10.10.70.35.70.57.00.93.20.2
fuori dal perimetronessuna indicazione0.0.0.20.11.40.31.50.30.90.30.90.1
stracolmo5.80.73.20.514.71.010.20.721.51.410.50.4
normale5.60.72.80.510.20.99.00.613.61.28.10.3
leggero2.30.50.80.35.50.75.00.54.90.83.80.2
aperto2.20.51.20.36.60.79.90.78.51.06.20.3
rado0.30.20.30.13.10.56.50.56.10.83.60.2
stracolmo per gruppi0.0.0.10.12.70.53.90.46.50.92.60.2
normale per gruppi0.20.10.0.1.80.43.90.44.90.82.30.2
chiusura verticale0.80.30.40.23.30.54.10.42.50.62.50.2
totale17.11.29.00.849.21.553.91.169.31.640.40.6
totalenessuna indicazione0.30.21.50.42.80.52.20.31.00.31.70.2
stracolmo31.21.532.51.427.31.317.30.829.11.625.90.6
normale30.31.434.51.422.81.314.60.819.11.423.10.5
leggero11.31.012.51.09.00.99.20.65.80.89.70.4
aperto13.91.112.51.012.91.016.60.811.91.114.00.4
rado5.10.73.20.57.40.815.10.813.01.19.50.4
stracolmo per gruppi1.30.40.60.26.20.79.60.79.31.05.90.3
normale per gruppi1.50.41.00.35.20.78.20.67.40.95.10.3
chiusura verticale5.10.71.80.46.40.77.10.63.40.65.20.3
totale100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860170/326501
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione di produzione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN1/IFN2/IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
regione di produzione
GiuraAltopianoPrealpiAlpiSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.30.21.10.31.50.40.60.20.20.20.80.1
stracolmo24.21.429.31.312.21.04.90.54.80.914.90.5
normale24.51.432.11.413.21.14.40.53.60.815.40.5
leggero9.30.911.81.03.30.63.80.50.60.36.00.3
aperto11.81.011.20.96.20.86.00.62.40.67.70.4
rado3.80.62.60.53.50.65.60.62.40.63.90.3
stracolmo per gruppi0.80.30.60.22.00.43.10.40.90.41.70.2
normale per gruppi1.10.30.90.32.80.53.20.40.80.42.00.2
chiusura verticale4.50.71.20.32.90.52.50.40.60.32.50.2
totale80.41.390.70.947.61.634.21.216.31.554.90.6
all'interno del perimetronessuna indicazione0.0.0.10.10.0.0.10.10.0.0.00.0
stracolmo1.00.30.0.0.20.11.80.33.50.71.20.1
normale0.70.30.0.0.30.21.60.32.20.60.90.1
leggero0.0.0.0.0.10.10.50.20.20.20.20.1
aperto0.10.10.0.0.10.10.70.20.30.20.30.1
rado0.0.0.0.0.0.0.40.20.70.30.20.1
stracolmo per gruppi0.0.0.0.0.0.0.20.10.50.30.10.0
normale per gruppi0.10.10.0.0.0.0.10.10.30.20.10.0
chiusura verticale0.0.0.0.0.10.10.50.20.20.20.20.1
totale1.90.40.10.10.80.36.00.67.81.13.20.2
fuori dal perimetronessuna indicazione0.0.0.20.11.50.41.80.31.00.41.00.1
stracolmo6.00.83.20.515.61.111.50.825.81.811.20.4
normale5.70.72.90.510.81.010.30.715.51.58.60.4
leggero2.30.50.80.35.90.75.50.65.50.94.00.3
aperto2.30.51.20.37.00.811.30.89.61.26.50.3
rado0.30.20.30.23.20.67.00.64.10.83.30.2
stracolmo per gruppi0.0.0.10.12.30.53.80.56.61.02.40.2
normale per gruppi0.20.20.0.1.90.44.10.55.10.92.20.2
chiusura verticale0.80.30.40.23.50.64.50.52.70.72.60.2
totale17.61.29.20.951.61.659.81.275.81.741.90.6
totalenessuna indicazione0.30.21.40.43.00.52.50.41.10.41.80.2
stracolmo31.31.532.51.428.01.418.20.934.11.927.30.6
normale31.01.535.01.424.41.316.30.921.41.625.00.6
leggero11.61.012.61.09.20.99.90.76.31.010.20.4
aperto14.11.112.41.013.31.118.01.012.31.314.60.5
rado4.20.62.90.56.70.813.00.87.11.07.40.4
stracolmo per gruppi0.80.30.70.24.20.67.10.68.01.14.20.3
normale per gruppi1.40.40.90.34.70.77.40.76.21.04.30.3
chiusura verticale5.30.71.70.46.40.87.50.73.50.75.20.3
totale100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860171/326502
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: Cantone
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN1/IFN2/IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
Cantone
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.30.70.0.0.0.2.70.83.71.94.61.90.0.0.0.1.80.81.91.33.91.50.0.0.0.14.85.26.32.51.91.90.90.96.33.07.02.61.21.23.63.53.10.91.71.25.15.02.91.12.90.3
stracolmo33.83.20.0.72.79.221.02.040.45.826.83.80.0.22.47.713.42.019.33.829.93.66.82.119.610.36.63.820.74.148.86.834.44.09.23.627.74.520.14.511.46.020.32.19.32.60.0.25.72.922.70.8
normale39.13.240.014.55.83.832.22.334.55.125.84.025.016.213.07.017.52.342.24.725.23.435.84.227.312.229.56.614.63.331.06.142.14.230.05.638.25.122.34.615.87.222.62.315.13.211.27.638.93.229.00.8
leggero12.42.224.512.80.0.13.81.711.33.812.73.062.518.24.64.510.91.915.53.59.32.324.43.90.0.8.43.69.93.014.84.913.53.021.45.111.23.013.43.87.65.314.41.911.32.852.412.517.72.613.90.6
aperto9.91.918.011.613.77.413.11.65.32.614.33.312.512.432.29.518.72.410.02.916.73.014.33.37.37.211.94.728.64.61.91.95.41.912.33.811.53.419.04.327.39.022.12.213.03.08.07.99.41.914.30.6
rado2.61.18.88.30.0.6.21.23.62.07.22.40.0.7.95.314.12.16.62.410.72.57.42.422.711.82.22.210.63.21.61.62.81.45.82.84.42.09.73.312.06.710.41.617.73.523.310.63.81.27.70.5
stracolmo per gruppi0.40.40.0.2.92.84.41.00.0.5.02.00.0.16.27.56.51.50.90.91.30.94.42.023.111.114.15.14.02.00.0.0.0.6.43.00.0.6.02.617.48.02.70.911.72.90.0.0.50.53.70.4
normale per gruppi0.0.8.88.34.94.92.80.81.21.23.61.80.0.3.63.66.71.52.61.51.91.10.80.80.0.8.03.84.12.00.0.0.0.8.73.40.0.5.92.64.94.82.40.916.03.40.0.0.0.3.20.3
chiusura verticale0.50.50.0.0.0.3.80.90.0.0.0.0.0.0.0.10.41.81.01.01.20.86.12.10.0.4.53.21.21.20.0.0.90.90.0.0.0.2.41.70.0.2.10.84.21.90.0.1.20.72.60.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione......4.74.60.0.....7.77.40.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.3.23.1....1.71.0
stracolmo......32.710.10.0.....43.114.615.67.132.919.1..100.0.100.0.0.0.66.318.7..46.525.20.0...41.38.217.611.570.025.718.86.4....30.73.5
normale......27.09.5100.0.....15.810.329.58.850.620.2..0.0.0.0.59.134.20.0...26.722.966.727.7..19.46.641.614.530.025.722.87.1....26.73.4
leggero......4.74.60.0.....7.97.725.48.30.0...0.0.0.0.0.0.0.0...26.722.933.327.7..18.66.38.07.80.0.5.94.1....12.02.5
aperto......4.24.10.0.....17.711.57.24.916.515.1..0.0.0.0.0.0.16.815.2..0.0.0.0...9.55.225.713.00.0.20.66.9....12.02.5
rado......13.77.40.0.....7.77.40.0.0.0...0.0.0.0.0.0.16.815.2..0.0.0.0...2.62.67.06.80.0.3.23.1....4.71.6
stracolmo per gruppi......8.75.90.0.....0.0.0.0.0.0...0.0.0.0.40.934.20.0...0.0.0.0...8.54.70.0.0.0.10.85.1....5.41.7
normale per gruppi......4.34.20.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.9.15.0....2.31.2
chiusura verticale......0.0.0.0.....0.0.22.38.10.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.5.63.9....4.51.6
totale......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
fuori dal perimetronessuna indicazione11.310.70.0.0.0.4.21.00.0.8.23.4..2.72.73.90.90.0.5.33.60.0.13.28.80.0.2.21.30.0.0.0.5.23.00.0.0.70.46.04.11.91.31.80.76.05.90.0.2.90.4
stracolmo21.113.40.0.75.011.323.62.230.911.812.93.8..53.68.611.01.526.66.140.58.25.14.944.412.823.56.626.23.750.036.153.715.511.74.228.211.128.72.346.09.421.14.013.21.80.0.41.117.721.30.9
normale56.216.615.09.819.710.627.22.338.212.436.15.7..8.34.614.61.729.56.228.27.531.410.717.69.730.57.127.13.80.0.14.89.930.96.047.913.824.02.211.16.131.34.719.22.17.27.123.815.023.10.9
leggero11.310.731.312.25.35.313.11.812.78.68.03.1..3.43.413.81.718.95.410.14.821.19.69.96.72.82.816.33.20.0.11.510.713.94.60.0.11.61.710.35.711.23.212.31.816.610.935.116.812.60.7
aperto0.0.53.713.50.0.10.91.618.29.79.53.5..8.14.321.22.021.25.613.45.728.09.97.77.415.85.516.43.20.0.20.012.716.74.923.912.210.31.514.26.713.73.416.92.034.612.90.0.15.20.8
rado0.0.0.0.0.0.5.81.20.0.6.93.3..10.35.511.91.60.0.0.0.9.36.40.0.6.33.66.42.250.036.10.0.7.43.60.0.6.51.26.34.46.22.49.81.621.410.80.0.7.60.6
stracolmo per gruppi0.0.0.0.0.0.6.01.20.0.7.83.1..5.43.78.41.31.91.90.0.0.0.7.37.04.73.33.21.60.0.0.0.3.82.60.0.8.91.40.0.1.11.111.61.70.0.0.0.6.80.5
normale per gruppi0.0.0.0.0.0.2.30.80.0.4.92.4..0.0.7.61.30.0.0.0.0.0.0.0.11.04.81.61.10.0.0.0.5.33.00.0.5.61.23.03.04.12.010.01.60.0.0.0.5.20.5
chiusura verticale0.0.0.0.0.0.6.81.30.0.5.62.8..8.14.57.71.31.91.92.52.45.04.90.0.5.43.10.70.70.0.0.0.5.12.90.0.3.60.93.03.09.43.05.21.214.39.50.0.5.30.5
totale100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione1.60.80.0.0.0.3.50.62.91.55.81.60.0.2.61.83.00.61.20.94.11.40.0.6.44.57.42.73.81.21.91.90.80.85.72.06.22.20.80.44.02.22.80.81.90.65.53.72.81.12.80.2
stracolmo33.33.10.0.73.57.122.51.537.85.222.02.80.0.40.85.812.11.222.13.231.93.37.42.133.68.314.63.825.12.848.86.736.13.810.02.727.74.228.22.027.85.520.91.812.71.40.0.26.22.822.40.6
normale39.83.226.48.810.74.829.81.636.74.829.43.325.016.211.23.716.21.338.53.725.83.134.93.921.97.830.54.721.12.530.06.039.84.031.44.039.44.823.41.918.64.924.62.018.41.79.35.238.43.126.50.6
leggero12.42.228.28.81.91.913.21.211.33.411.12.362.518.24.62.613.21.216.02.89.42.123.73.64.83.35.62.313.22.214.34.713.72.818.43.59.92.712.41.58.93.513.61.611.61.435.98.518.22.513.30.5
aperto9.51.937.49.78.94.911.81.17.42.712.72.412.512.418.34.519.71.513.72.716.12.616.03.17.35.113.53.521.42.71.91.96.32.013.92.913.03.311.71.421.35.220.11.916.21.620.27.59.11.914.60.5
rado2.51.04.03.90.0.6.20.82.91.67.11.90.0.9.03.512.31.24.31.68.72.07.62.211.16.14.12.18.41.83.12.12.61.36.32.23.91.76.71.18.63.49.41.411.31.422.47.23.71.27.60.4
stracolmo per gruppi0.40.40.0.1.91.95.20.80.0.5.91.70.0.8.33.37.41.01.20.81.10.83.71.714.86.810.13.13.41.20.0.0.0.5.11.90.0.8.41.26.53.22.30.711.61.40.0.0.50.55.10.3
normale per gruppi0.0.4.03.93.23.22.70.61.01.04.01.40.0.1.31.37.00.91.71.01.50.90.70.70.0.9.33.02.61.00.0.0.0.6.92.20.0.5.31.03.12.22.80.811.41.40.0.0.0.4.00.3
chiusura verticale0.40.40.0.0.0.5.10.80.0.2.01.00.0.3.92.29.31.11.20.91.40.85.91.90.0.4.92.20.90.60.0.0.80.82.31.30.0.3.10.81.31.33.70.95.01.06.64.41.20.73.80.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860172/326503
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione di produzione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
regione di produzione
GiuraAltopianoPrealpiAlpiSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.20.32.80.52.20.40.70.20.10.11.40.2
stracolmo19.81.225.81.39.20.95.00.53.90.712.20.4
normale25.71.433.11.49.50.95.90.53.10.614.80.4
leggero12.11.012.61.06.40.83.70.42.60.67.20.3
aperto11.31.010.20.98.30.86.20.63.40.67.90.3
rado6.10.74.10.65.10.77.00.64.60.75.60.3
stracolmo per gruppi1.60.41.00.33.90.64.60.51.90.52.90.2
normale per gruppi1.70.40.20.12.70.53.60.41.50.42.20.2
chiusura verticale1.40.41.00.31.30.32.40.40.60.31.50.2
totale80.91.290.90.848.71.539.01.121.81.555.70.6
all'interno del perimetronessuna indicazione0.0.0.0.0.0.0.20.10.0.0.10.0
stracolmo0.70.30.0.0.30.21.50.32.20.50.90.1
normale0.70.30.0.0.30.21.40.31.20.40.80.1
leggero0.10.10.10.10.0.0.50.21.80.50.40.1
aperto0.10.10.0.0.10.10.80.20.70.30.40.1
rado0.30.20.0.0.0.0.30.10.10.10.20.1
stracolmo per gruppi0.0.0.0.0.10.10.40.20.70.30.20.1
normale per gruppi0.0.0.0.0.0.0.30.10.0.0.10.0
chiusura verticale0.0.0.0.0.0.0.30.10.50.30.20.1
totale1.90.40.10.10.70.35.60.57.20.93.20.2
fuori dal perimetronessuna indicazione0.0.0.20.12.30.51.70.30.60.31.10.1
stracolmo6.10.82.80.511.00.98.50.616.91.38.60.4
normale5.30.72.70.514.31.19.80.715.51.39.30.4
leggero2.30.51.50.46.20.76.70.68.71.05.10.3
aperto2.50.51.10.37.50.89.30.77.60.96.00.3
rado0.60.20.30.22.30.56.50.67.80.93.70.2
stracolmo per gruppi0.20.10.10.12.30.45.50.56.00.83.00.2
normale per gruppi0.10.10.0.1.50.44.20.54.00.72.20.2
chiusura verticale0.20.10.30.23.10.53.30.43.80.72.20.2
totale17.31.29.00.850.51.555.41.171.01.641.10.6
totalenessuna indicazione1.20.33.00.54.50.62.60.40.80.32.60.2
stracolmo26.61.428.71.320.51.215.00.823.01.521.70.5
normale31.61.435.81.424.11.317.10.819.81.424.80.5
leggero14.41.114.11.012.61.010.90.713.11.212.70.4
aperto13.91.111.30.915.91.116.20.811.71.214.20.5
rado7.00.84.50.67.40.813.70.812.51.19.50.4
stracolmo per gruppi1.80.41.10.36.30.710.50.78.51.06.20.3
normale per gruppi1.80.40.20.14.20.68.00.65.50.84.40.3
chiusura verticale1.60.41.30.34.40.66.00.55.00.83.90.3
totale100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860173/326504
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: Cantone
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
Cantone
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.20.70.0.0.0.2.50.73.51.84.41.80.0.0.0.1.40.61.81.33.81.50.0.0.0.13.64.85.72.21.91.90.80.85.52.66.82.50.80.82.52.52.80.81.20.94.54.52.81.12.60.3
stracolmo34.13.10.0.72.79.220.31.940.45.627.23.70.0.24.27.312.41.718.83.730.53.67.42.116.28.66.03.519.53.848.86.835.03.98.13.229.74.618.83.514.96.119.41.910.22.37.17.025.32.821.90.7
normale38.43.236.713.65.83.831.22.235.55.024.83.921.114.010.65.814.51.942.04.624.63.434.74.122.610.327.16.213.23.031.06.141.94.226.55.037.15.015.03.216.56.122.02.113.82.69.96.738.83.127.00.8
leggero12.62.222.511.90.0.13.11.610.93.712.22.952.716.93.83.79.11.515.13.49.02.223.63.80.0.9.73.912.53.114.84.913.22.920.24.710.93.011.62.85.43.814.11.89.92.346.312.017.42.513.10.6
aperto10.22.016.510.713.77.412.51.65.12.513.83.210.510.532.38.517.12.09.72.817.53.013.83.212.48.510.94.426.64.31.91.95.31.912.13.611.23.315.93.222.27.121.82.112.92.67.17.09.71.914.10.6
rado2.61.08.17.70.0.7.31.23.51.96.92.315.711.49.45.220.02.16.42.310.42.47.92.425.211.02.02.010.53.01.61.62.81.49.13.34.31.916.83.317.36.511.81.621.53.225.19.74.21.39.80.5
stracolmo per gruppi0.40.48.17.72.92.85.91.10.0.4.81.90.0.16.76.99.71.60.90.91.30.95.82.223.710.315.05.05.42.10.0.0.0.9.73.40.0.9.82.612.35.83.51.014.42.70.0.0.50.55.10.4
normale per gruppi0.0.8.17.74.94.93.10.81.11.15.12.00.0.3.02.96.41.34.21.81.81.00.80.80.0.9.44.04.62.00.0.0.0.8.93.20.0.9.12.56.44.42.70.913.22.60.0.0.0.3.70.3
chiusura verticale0.40.40.0.0.0.4.00.90.0.0.70.70.0.0.0.9.51.60.90.91.20.85.92.00.0.6.23.51.91.40.0.0.80.80.0.0.0.2.31.32.52.51.90.73.01.30.0.1.20.72.70.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione......4.54.40.0.....7.77.40.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.3.13.0....1.60.9
stracolmo......31.39.80.0.....43.114.612.65.932.919.1..100.0.100.0.0.0.66.318.7..46.525.20.0...39.77.814.49.670.025.721.36.7....29.33.3
normale......25.89.1100.0.....15.810.323.97.450.620.2..0.0.0.0.59.134.20.0...26.722.966.727.7..17.66.134.112.530.025.722.16.9....24.63.2
leggero......4.54.40.0.....7.97.723.77.30.0...0.0.0.0.0.0.0.0...26.722.933.327.7..19.26.119.110.00.0.5.84.0....13.12.5
aperto......4.03.90.0.....17.711.59.05.016.515.1..0.0.0.0.0.0.16.815.2..0.0.0.0...11.05.221.010.90.0.19.96.7....12.12.4
rado......13.17.10.0.....7.77.43.13.00.0...0.0.0.0.0.0.16.815.2..0.0.0.0...2.42.45.75.60.0.3.13.0....4.81.6
stracolmo per gruppi......8.35.60.0.....0.0.6.44.40.0...0.0.0.0.40.934.20.0...0.0.0.0...10.14.85.75.60.0.10.55.0....7.11.8
normale per gruppi......8.65.80.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.8.84.9....2.71.2
chiusura verticale......0.0.0.0.....0.0.21.37.20.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.5.53.8....4.71.5
totale......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
fuori dal perimetronessuna indicazione11.310.70.0.0.0.4.11.00.0.7.83.3..2.62.53.40.80.0.5.23.50.0.12.28.20.0.2.11.20.0.0.0.4.72.70.0.0.60.45.73.81.81.31.70.76.05.90.0.2.70.3
stracolmo21.113.40.0.75.011.323.32.228.811.112.43.7..50.88.411.51.426.66.139.48.05.14.941.212.223.16.524.23.550.036.153.715.513.84.428.211.126.92.146.59.021.54.013.51.80.0.41.117.720.90.8
normale56.216.615.09.819.710.627.42.335.611.936.05.6..10.45.013.61.629.56.227.57.431.410.723.510.631.57.127.33.60.0.14.89.929.55.647.913.822.62.010.45.731.34.618.12.07.27.123.815.022.40.8
leggero11.310.731.312.25.35.312.81.718.69.87.73.0..3.33.213.31.518.95.49.84.721.19.69.26.22.82.716.53.10.0.11.510.715.84.60.0.11.01.59.65.410.93.112.01.716.610.935.116.812.40.7
aperto0.0.53.713.50.0.10.91.617.09.19.13.3..7.74.120.21.821.25.613.15.528.09.97.16.915.55.416.73.10.0.20.012.715.14.423.912.29.41.413.46.313.33.316.01.934.612.90.0.14.60.7
rado0.0.0.0.0.0.5.91.20.0.6.63.2..9.85.213.21.50.0.2.62.69.36.40.0.6.23.67.32.250.036.10.0.6.63.20.0.10.51.48.84.96.02.411.71.721.410.80.0.9.00.6
stracolmo per gruppi0.0.0.0.0.0.6.41.30.0.10.23.4..5.13.59.41.31.91.90.0.0.0.6.76.54.73.33.81.70.0.0.0.5.12.80.0.8.71.30.0.2.11.511.71.70.0.0.0.7.30.5
normale per gruppi0.0.0.0.0.0.2.60.80.0.4.72.3..0.0.7.61.20.0.0.0.0.0.0.0.10.94.71.51.00.0.0.0.4.82.70.0.6.21.12.82.84.02.09.91.60.0.0.0.5.40.5
chiusura verticale0.0.0.0.0.0.6.71.30.0.5.42.7..10.34.97.71.21.91.92.42.45.04.90.0.5.33.00.60.60.0.0.0.4.62.60.0.4.00.92.82.89.12.95.31.214.39.50.0.5.30.5
totale100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione1.60.80.0.0.0.3.30.62.81.55.61.60.0.2.31.62.50.51.20.84.01.30.0.5.64.07.12.63.51.11.91.90.80.85.11.86.02.20.60.33.21.82.50.71.60.55.13.42.71.12.60.2
stracolmo33.63.10.0.73.57.122.01.437.45.022.12.70.0.39.25.511.91.121.73.232.13.37.92.129.57.213.93.623.42.648.86.736.63.810.42.629.54.326.11.826.84.920.11.713.01.44.14.025.82.821.70.5
normale39.13.125.48.510.74.829.41.537.04.728.73.221.114.011.33.614.41.238.53.725.13.134.03.822.57.429.74.520.62.430.06.039.73.928.73.638.44.720.71.617.54.324.01.917.11.58.74.938.33.125.00.6
leggero12.62.227.18.51.91.912.71.212.03.510.62.252.716.94.22.412.01.115.72.89.22.023.13.54.32.96.32.414.42.214.34.713.52.818.53.39.62.611.71.39.63.213.31.511.01.333.58.218.02.512.80.4
aperto9.81.936.09.48.94.911.51.17.12.612.22.410.510.518.94.418.51.313.52.616.72.615.53.09.75.412.93.420.92.51.91.96.22.013.12.712.73.310.91.318.64.519.91.815.31.518.97.09.41.914.20.5
rado2.51.03.93.70.0.6.80.92.81.66.81.815.711.49.33.315.61.24.21.58.92.08.02.313.06.13.92.08.91.83.12.12.51.37.82.33.81.711.31.211.93.510.51.414.11.423.56.84.11.39.30.4
stracolmo per gruppi0.40.43.93.71.91.96.20.80.0.6.71.80.0.8.93.29.41.01.20.81.00.75.01.915.46.410.73.14.41.30.0.0.0.7.42.10.0.9.01.16.42.83.20.812.41.40.0.0.50.56.10.3
normale per gruppi0.0.3.93.73.23.23.00.60.90.94.91.50.0.1.21.26.80.92.81.21.50.80.70.70.0.9.93.02.71.00.0.0.0.6.92.10.0.6.41.03.82.23.00.810.81.30.0.0.0.4.30.3
chiusura verticale0.40.40.0.0.0.5.10.80.0.2.41.10.0.4.72.39.01.01.20.91.40.85.81.80.0.5.72.31.20.70.0.0.80.82.01.20.0.3.30.72.21.53.40.84.70.96.14.11.20.73.90.2
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860174/326505
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: Cantone
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
Cantone
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.80.60.0.0.0.1.40.60.0.5.01.910.510.50.0.1.50.60.0.1.81.00.0.0.0.6.13.42.71.60.0.0.0.2.51.80.0.0.80.80.0.1.10.53.61.40.0.0.50.51.40.2
stracolmo35.13.153.214.039.99.927.42.142.35.738.34.131.615.919.06.910.81.735.74.626.33.413.63.022.610.319.85.522.53.841.76.727.93.823.04.831.44.822.23.717.26.426.62.215.72.825.811.430.22.926.00.8
normale38.93.214.29.830.98.927.92.134.65.420.23.631.615.913.66.412.21.728.74.333.33.623.83.822.910.623.26.129.34.350.46.836.54.024.04.830.54.818.13.45.43.827.42.38.22.123.210.835.43.126.40.8
leggero10.92.10.0.12.77.18.81.313.03.910.22.60.0.3.83.711.91.710.62.99.22.315.33.20.0.0.0.10.53.04.82.616.03.110.63.621.44.32.31.32.52.58.01.46.91.934.911.616.52.510.40.5
aperto10.42.016.310.72.92.913.41.68.93.39.32.721.114.016.66.917.42.09.82.816.72.915.03.312.48.56.93.510.53.03.22.213.12.816.64.39.02.812.82.912.15.618.62.016.72.911.68.213.02.213.70.6
rado2.21.08.17.78.86.15.71.11.21.26.72.25.24.98.94.918.22.17.22.53.61.45.02.117.09.317.65.38.42.70.0.3.51.610.53.55.62.421.43.69.85.39.41.529.93.54.54.51.70.89.00.5
stracolmo per gruppi0.40.48.17.70.0.4.71.00.0.4.81.90.0.22.67.612.71.80.90.91.81.02.41.312.48.56.43.63.51.70.0.2.91.55.12.50.0.9.72.519.86.83.81.06.21.80.0.0.40.44.60.4
normale per gruppi0.0.0.0.4.94.93.60.90.0.4.41.80.0.12.55.911.41.72.51.41.91.14.92.06.46.314.45.011.63.10.0.0.0.4.92.42.11.68.32.416.96.41.90.74.61.60.0.1.60.84.40.4
chiusura verticale1.30.70.0.0.0.7.11.20.0.1.01.00.0.3.02.93.91.04.62.05.41.820.13.36.46.35.63.21.11.10.0.0.0.2.71.90.0.4.51.816.46.23.20.98.22.10.0.0.80.54.20.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione......4.54.40.0.....0.0.3.23.10.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.3.13.0....1.71.0
stracolmo......35.810.1100.0.....50.814.69.75.365.919.5..0.0.100.0.40.934.224.615.5..73.322.90.0...46.67.921.010.970.025.726.97.3....33.93.5
normale......30.59.60.0.....15.810.338.78.534.119.5..100.0.0.0.0.0.41.818.9..0.0.100.0...27.27.034.112.530.025.77.84.3....27.13.2
leggero......4.03.90.0.....0.0.12.15.70.0...0.0.0.0.0.0.16.815.2..0.0.0.0...0.0.13.38.80.0.11.35.3....6.41.8
aperto......0.0.0.0.....15.810.39.15.00.0...0.0.0.0.59.134.20.0...26.722.90.0...4.83.37.97.50.0.22.77.1....9.62.2
rado......0.0.0.0.....0.0.12.35.80.0...0.0.0.0.0.0.16.815.2..0.0.0.0...7.13.911.47.60.0.12.05.6....7.41.9
stracolmo per gruppi......8.55.80.0.....9.89.35.73.90.0...0.0.0.0.0.0.0.0...0.0.0.0...7.24.05.75.60.0.2.72.7....5.11.6
normale per gruppi......8.55.80.0.....7.77.43.23.10.0...0.0.0.0.0.0.0.0...0.0.0.0...7.14.00.0.0.0.0.0.....3.61.3
chiusura verticale......8.35.60.0.....0.0.6.04.10.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.6.66.40.0.13.65.7....5.11.6
totale......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
fuori dal perimetronessuna indicazione0.0.7.57.30.0.3.81.00.0.2.61.8..0.0.3.40.80.0.2.62.60.0.7.16.92.22.22.11.20.0.0.0.4.52.50.0.0.70.40.0.0.0.2.20.86.05.90.0.2.30.3
stracolmo33.815.931.312.258.812.426.22.323.710.625.25.1..26.07.512.51.541.66.842.58.113.77.443.712.528.36.739.04.050.036.146.315.530.65.829.212.734.32.329.58.434.54.718.62.06.05.935.116.826.00.9
normale44.916.718.410.030.411.922.02.145.812.318.84.5..24.87.314.51.631.66.324.96.88.65.816.39.123.76.726.13.60.0.18.912.316.84.750.213.919.71.923.07.733.34.715.41.923.712.227.416.320.20.8
leggero21.313.527.812.15.35.39.21.513.48.813.83.9..6.54.411.61.411.54.47.64.231.210.60.0.10.14.86.52.10.0.7.47.29.43.714.810.05.81.16.54.56.72.59.31.536.913.70.0.9.30.6
aperto0.0.7.57.30.0.16.71.917.19.211.83.7..15.65.917.61.77.63.711.15.329.710.516.08.821.06.07.22.20.0.18.912.311.44.15.75.612.71.610.05.58.52.722.32.27.27.123.815.015.30.7
rado0.0.0.0.5.45.34.31.00.0.7.33.2..13.55.614.31.60.0.2.62.60.0.12.28.28.64.27.72.250.036.18.58.26.53.10.0.7.71.22.82.85.92.313.71.87.27.113.712.78.90.6
stracolmo per gruppi0.0.7.57.30.0.4.31.10.0.15.54.3..8.44.78.81.30.0.0.0.0.0.0.0.2.22.25.82.00.0.0.0.8.23.50.0.9.31.49.45.26.02.43.61.07.27.10.0.6.40.5
normale per gruppi0.0.0.0.0.0.2.90.90.0.2.51.8..5.13.511.51.40.0.0.0.10.16.80.0.2.22.25.01.80.0.0.0.9.13.50.0.6.71.212.86.02.11.54.01.00.0.0.0.5.70.5
chiusura verticale0.0.0.0.0.0.10.61.60.0.2.51.8..0.0.5.91.17.73.78.84.86.86.54.64.61.51.50.70.70.0.0.0.3.52.40.0.3.20.85.94.13.01.710.81.66.05.90.0.6.00.5
totale100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione0.80.63.93.90.0.2.60.50.0.4.11.410.510.50.0.2.60.50.0.2.01.00.0.3.33.34.22.02.30.90.0.0.0.3.31.50.0.0.60.30.0.0.90.42.70.72.62.60.50.51.80.2
stracolmo35.13.141.89.646.57.927.11.540.35.033.83.131.615.927.05.111.71.138.63.729.43.213.52.734.08.224.14.031.72.842.06.630.53.725.83.631.14.532.61.922.64.628.52.018.21.617.37.130.42.926.30.6
normale39.13.116.46.930.77.325.41.535.84.919.72.831.615.919.04.514.51.229.73.531.73.222.53.419.46.923.04.427.92.748.86.734.33.722.63.432.94.619.91.617.54.228.72.012.81.423.48.135.23.023.90.5
leggero11.32.114.67.010.15.08.91.012.83.511.52.20.0.4.52.511.71.110.52.48.92.017.33.10.0.4.72.38.41.84.62.615.02.99.82.520.64.04.70.96.12.67.71.28.71.235.78.815.92.49.80.4
aperto10.02.011.76.41.91.914.51.210.23.110.22.221.114.016.04.117.21.38.82.215.62.616.83.213.86.014.43.58.41.83.12.113.92.713.92.98.62.612.21.310.53.516.41.720.61.79.75.713.32.214.20.5
rado2.10.93.93.77.64.44.90.70.90.96.91.75.24.99.73.215.81.24.71.63.41.34.31.814.46.113.13.48.21.71.51.53.71.58.52.34.92.110.61.27.43.08.61.318.51.65.64.02.10.98.90.4
stracolmo per gruppi0.40.47.85.30.0.4.60.70.0.8.51.90.0.14.24.010.21.00.60.61.50.82.01.26.44.54.42.14.71.30.0.2.71.36.42.10.0.9.21.213.13.74.30.94.30.93.13.10.40.45.40.3
normale per gruppi0.0.0.0.3.23.23.40.60.0.3.71.30.0.8.43.011.11.11.70.91.50.95.52.03.33.38.52.87.61.60.0.0.0.6.62.01.91.47.01.012.13.61.90.64.00.80.0.1.60.84.90.3
chiusura verticale1.20.70.0.0.0.8.71.00.0.1.60.90.0.1.21.25.10.75.41.76.11.718.23.05.43.93.61.80.80.60.0.0.0.3.01.50.0.3.20.710.63.43.10.810.21.32.62.60.70.55.00.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860175/326506
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione dei boschi di protezione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN1/IFN2/IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
regione dei boschi di protezione
Giura/AltopianoAlpi nordoccidentaliAlpi nordorientaliAlpi sudoccidentaliAlpi sudorientaliSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione2.50.44.81.14.41.31.71.22.00.90.90.92.80.3
stracolmo27.01.018.01.919.22.59.32.612.62.120.34.022.80.8
normale35.01.121.32.018.02.415.13.217.92.420.94.128.80.8
leggero14.50.812.91.714.32.211.32.89.91.915.93.713.80.6
aperto12.30.815.61.822.02.613.03.018.22.420.54.014.40.6
rado5.20.510.41.59.71.917.73.514.72.28.92.87.80.5
stracolmo per gruppi1.30.37.51.36.41.511.72.96.91.64.92.13.70.3
normale per gruppi0.70.25.71.15.61.516.03.47.11.64.92.13.20.3
chiusura verticale1.40.34.01.00.40.44.21.910.71.92.91.62.60.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione0.0.4.84.72.92.93.23.10.0.0.0.1.81.0
stracolmo34.910.738.710.735.78.318.86.421.310.933.56.830.83.5
normale34.410.633.310.325.67.422.77.139.012.618.65.626.23.3
leggero10.97.30.0.8.44.65.94.113.58.924.06.012.02.4
aperto5.15.04.34.218.66.820.66.96.05.88.74.211.82.5
rado14.67.80.0.8.94.93.23.10.0.2.02.04.61.6
stracolmo per gruppi0.0.13.77.40.0.10.85.10.0.6.53.65.71.8
normale per gruppi0.0.5.25.10.0.9.15.00.0.0.0.2.51.2
chiusura verticale0.0.0.0.0.0.5.63.920.110.46.63.74.71.6
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
fuori dal perimetronessuna indicazione0.70.55.11.03.41.01.80.74.31.11.00.52.90.4
stracolmo34.32.918.81.729.22.613.21.810.51.725.52.021.40.9
normale30.62.828.72.022.52.419.22.113.21.823.11.923.10.9
leggero14.22.111.71.412.61.912.31.812.91.812.91.612.70.7
aperto13.62.112.41.517.52.216.92.022.12.211.81.515.30.8
rado3.31.15.61.06.81.59.81.613.11.86.61.17.50.6
stracolmo per gruppi1.10.65.91.02.70.911.61.78.71.58.61.36.80.5
normale per gruppi0.30.34.10.92.10.810.01.68.31.55.31.05.20.5
chiusura verticale1.90.87.71.23.41.05.21.26.81.45.11.05.40.5
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione2.20.34.90.73.80.81.90.63.20.70.90.42.80.2
stracolmo28.01.018.91.325.31.812.71.411.61.325.31.822.50.6
normale34.41.025.61.420.71.718.41.715.81.522.41.726.30.6
leggero14.50.811.91.113.11.411.61.411.71.314.31.413.30.5
aperto12.40.713.61.119.51.616.21.620.11.613.01.314.70.5
rado5.00.57.60.98.21.111.31.413.51.46.61.07.60.4
stracolmo per gruppi1.30.26.80.84.10.811.61.47.81.17.81.15.00.3
normale per gruppi0.70.24.80.73.50.811.41.47.61.14.80.84.00.3
chiusura verticale1.40.35.90.81.90.65.01.08.81.14.90.93.80.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860176/326507
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: Cantone
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
Cantone
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.20.70.0.0.0.2.50.73.51.84.41.80.0.0.0.1.40.61.81.34.31.60.0.0.0.13.64.85.62.21.91.90.80.85.42.66.72.50.70.72.42.32.70.81.20.84.54.52.81.12.60.3
stracolmo33.93.10.0.72.79.220.41.940.45.627.03.70.0.27.07.612.51.718.73.729.73.57.32.116.28.66.03.519.23.748.86.834.83.97.93.130.34.618.43.417.26.319.41.99.92.27.17.025.32.821.80.7
normale38.33.236.713.65.83.830.82.235.55.024.73.921.114.010.35.614.51.841.74.624.63.334.24.122.610.327.16.212.93.031.06.141.74.227.15.037.15.015.43.215.55.722.02.114.02.69.96.738.83.126.80.8
leggero12.62.222.511.90.0.12.91.610.93.712.12.952.716.93.73.68.71.515.03.48.82.223.33.80.0.9.73.912.33.114.84.913.72.919.64.510.72.911.32.85.13.513.91.89.62.246.312.017.42.513.00.6
aperto10.11.916.510.713.77.412.21.55.12.513.73.110.510.531.18.316.72.09.62.817.73.014.33.212.48.510.94.427.14.31.91.95.31.911.83.511.03.215.53.120.86.721.82.112.52.57.17.09.71.914.00.6
rado3.01.18.17.70.0.7.81.23.51.96.92.315.711.49.15.021.02.16.42.310.82.47.82.425.211.02.02.010.32.91.61.62.81.410.13.44.21.916.53.216.36.111.81.621.53.125.19.74.21.310.10.5
stracolmo per gruppi0.40.48.17.72.92.85.81.10.0.5.52.10.0.16.16.69.71.60.90.91.20.96.52.323.710.315.05.06.22.30.0.0.0.9.43.30.0.10.42.614.36.03.71.014.02.60.0.0.50.55.30.4
normale per gruppi0.0.8.17.74.94.93.70.91.11.15.02.00.0.2.92.86.41.35.01.91.81.00.70.70.0.9.44.04.52.00.0.0.0.8.73.20.0.8.92.46.04.22.90.914.52.70.0.0.0.3.90.3
chiusura verticale0.40.40.0.0.0.3.90.90.0.0.70.70.0.0.0.9.11.50.90.91.10.85.92.00.0.6.23.51.91.30.0.0.80.80.0.0.0.3.01.52.42.31.80.72.91.30.0.1.20.72.70.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione......4.54.40.0.....7.77.40.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.3.13.0....1.60.9
stracolmo......31.39.80.0.....43.114.611.95.632.919.1..100.0.100.0.0.0.66.318.7..46.525.20.0...39.77.814.49.670.025.721.36.7....29.03.3
normale......25.89.1100.0.....15.810.322.67.150.620.2..0.0.0.0.59.134.20.0...26.722.966.727.7..17.66.134.112.530.025.722.16.9....24.33.1
leggero......4.54.40.0.....7.97.725.17.30.0...0.0.0.0.0.0.0.0...26.722.933.327.7..19.26.119.110.00.0.5.84.0....13.52.5
aperto......4.03.90.0.....17.711.58.54.716.515.1..0.0.0.0.0.0.16.815.2..0.0.0.0...11.05.221.010.90.0.19.96.7....12.02.4
rado......13.17.10.0.....7.77.42.92.90.0...0.0.0.0.0.0.16.815.2..0.0.0.0...2.42.45.75.60.0.3.13.0....4.81.6
stracolmo per gruppi......8.35.60.0.....0.0.6.14.10.0...0.0.0.0.40.934.20.0...0.0.0.0...10.14.85.75.60.0.10.55.0....7.01.8
normale per gruppi......8.65.80.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.8.84.9....2.71.2
chiusura verticale......0.0.0.0.....0.0.22.97.10.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.5.53.8....5.21.6
totale......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
fuori dal perimetronessuna indicazione11.310.70.0.0.0.4.31.00.0.7.73.2..2.62.53.40.80.0.5.23.50.0.12.28.20.0.2.01.10.0.0.0.4.72.70.0.0.60.45.73.81.81.31.70.75.65.50.0.2.70.3
stracolmo21.113.40.0.75.011.323.12.128.811.112.33.7..50.88.411.51.426.66.139.48.04.84.741.212.223.16.523.33.450.036.148.914.813.84.428.211.126.52.146.59.022.94.013.51.80.0.41.117.720.70.8
normale56.216.615.09.819.710.627.32.335.611.935.65.5..10.45.013.61.529.56.227.57.429.810.323.510.631.57.128.83.60.0.13.59.029.55.647.913.823.12.010.45.730.84.518.12.06.76.723.815.022.60.8
leggero11.310.731.312.25.35.312.51.718.69.87.63.0..3.33.213.61.518.95.49.84.720.09.19.26.22.82.716.53.00.0.10.59.815.84.60.0.11.11.59.65.410.73.112.01.715.510.235.116.812.40.7
aperto0.0.53.713.50.0.11.01.617.09.110.23.5..7.74.119.91.821.25.613.15.531.810.17.16.915.55.416.13.00.0.18.211.715.14.423.912.29.31.413.46.313.03.316.01.938.912.60.0.14.50.7
rado0.0.0.0.0.0.5.81.20.0.6.63.1..9.85.213.41.50.0.2.62.68.86.10.0.6.23.67.02.150.036.18.98.46.63.20.0.10.51.48.84.95.92.311.71.720.010.10.0.9.10.6
stracolmo per gruppi0.0.0.0.0.0.7.01.30.0.10.13.4..5.13.59.31.31.91.90.0.0.0.6.76.54.73.34.31.70.0.0.0.5.12.80.0.9.01.30.0.2.11.411.71.70.0.0.0.7.50.5
normale per gruppi0.0.0.0.0.0.2.50.80.0.4.72.3..0.0.7.51.20.0.0.0.0.0.0.0.10.94.71.41.00.0.0.0.4.82.70.0.6.11.12.82.83.91.99.91.60.0.0.0.5.30.4
chiusura verticale0.0.0.0.0.0.6.51.30.0.5.32.6..10.34.97.81.21.91.92.42.44.84.70.0.5.33.00.60.60.0.0.0.4.62.60.0.3.90.92.82.89.02.85.31.213.39.00.0.5.30.4
totale100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione1.60.80.0.0.0.3.30.62.81.55.61.60.0.2.31.62.40.51.20.84.41.40.0.5.64.07.12.63.41.11.91.90.80.85.01.85.92.20.60.33.11.72.50.71.60.55.03.32.71.12.60.2
stracolmo33.53.10.0.73.57.121.91.437.45.021.92.70.0.40.15.511.91.121.63.231.53.27.72.029.57.213.93.622.72.548.86.736.23.710.32.530.14.325.61.827.64.920.41.712.91.43.93.925.82.821.60.5
normale38.93.125.48.510.74.829.11.537.04.728.53.221.114.011.23.514.31.238.33.725.13.033.33.722.57.429.74.521.52.430.06.039.23.929.13.638.44.721.11.617.04.223.91.917.11.58.54.738.33.125.00.5
leggero12.52.127.18.51.91.912.51.112.03.510.62.252.716.94.12.312.01.115.62.89.02.022.63.54.32.96.32.414.32.214.34.713.82.818.33.29.52.611.61.39.33.213.21.510.91.332.58.018.02.512.70.4
aperto9.81.936.09.48.94.911.41.17.12.612.52.410.510.518.64.318.21.313.42.616.82.616.63.19.75.412.93.420.72.51.91.96.11.912.92.712.53.210.71.218.14.419.81.815.21.521.37.19.41.914.20.5
rado2.91.13.93.70.0.7.10.92.81.66.81.815.711.49.23.316.11.24.21.59.22.07.92.213.06.13.92.08.71.73.12.13.11.48.42.33.71.711.21.211.63.410.51.314.21.422.86.64.11.39.50.4
stracolmo per gruppi0.40.43.93.71.91.96.40.80.0.7.11.80.0.8.83.29.31.01.20.81.00.75.62.015.46.410.73.15.01.30.0.0.0.7.32.10.0.9.31.27.43.03.30.812.31.40.0.0.50.56.20.3
normale per gruppi0.0.3.93.73.23.23.30.60.90.94.91.50.0.1.21.16.80.83.31.31.50.80.60.60.0.9.93.02.71.00.0.0.0.6.82.10.0.6.31.03.72.13.10.811.21.30.0.0.0.4.40.3
chiusura verticale0.40.40.0.0.0.5.00.70.0.2.31.00.0.4.62.38.91.01.20.81.40.85.71.80.0.5.72.31.10.60.0.0.80.82.01.10.0.3.40.72.11.53.30.84.60.96.04.01.20.73.80.2
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860177/326508
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: Cantone
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo terrestre IFN3
stato2004/06
Cantone
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione1.10.60.0.0.0.2.40.73.21.75.41.90.0.2.42.41.20.51.61.14.11.40.0.0.0.13.84.64.81.91.61.60.70.75.02.45.92.20.70.72.22.22.80.81.50.94.34.32.91.02.50.3
stracolmo35.93.00.0.64.58.820.31.839.35.426.23.40.0.25.86.611.91.618.53.529.73.28.62.314.98.05.33.122.33.748.56.636.13.77.22.829.54.418.83.317.05.719.41.811.32.25.95.824.72.721.90.7
normale38.13.031.012.17.64.230.42.133.04.824.93.619.112.713.85.713.61.743.64.324.63.132.73.926.510.427.45.913.22.930.66.038.63.826.64.739.14.814.93.014.85.522.02.014.32.49.56.538.83.026.40.7
leggero11.32.023.911.00.0.13.31.511.33.612.52.857.215.83.13.19.41.414.13.18.52.023.23.50.0.14.34.611.52.814.04.314.92.817.54.110.42.811.72.74.83.313.91.79.72.139.611.217.82.413.00.6
aperto9.71.821.310.814.86.812.31.57.53.012.92.89.59.525.27.016.91.98.62.518.02.713.83.011.67.99.84.024.53.93.92.86.62.013.83.711.13.115.03.019.16.222.12.012.12.311.77.89.11.814.00.6
rado2.81.07.97.50.0.7.91.24.62.26.82.214.210.39.74.620.62.06.72.311.02.28.22.424.010.51.81.811.62.91.51.52.41.29.43.24.01.815.83.016.65.810.91.520.12.829.010.05.11.310.00.5
stracolmo per gruppi0.70.57.97.59.15.36.01.10.0.6.32.00.0.17.66.19.11.40.80.81.50.95.82.123.110.013.44.55.52.00.0.0.0.9.93.30.0.11.72.612.75.43.80.914.82.50.0.0.40.45.40.4
normale per gruppi0.0.7.97.54.04.03.40.81.11.14.41.70.0.2.42.47.41.35.11.81.50.90.70.70.0.8.53.64.92.00.0.0.0.8.23.00.0.8.92.38.04.43.10.813.72.40.0.0.0.3.90.3
chiusura verticale0.40.40.0.0.0.4.00.90.0.0.70.70.0.0.0.9.91.50.90.91.00.77.12.20.0.5.53.11.71.20.0.0.70.72.21.60.0.2.71.34.83.32.10.72.51.10.0.1.10.62.90.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione......4.03.90.0.0.0...7.97.60.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.2.82.8....1.40.8
stracolmo......28.79.10.0.100.0...43.614.713.05.432.419.0..100.0.61.028.70.0.67.818.3..46.925.10.0...45.17.424.210.677.220.420.66.5....31.23.2
normale......28.39.0100.0.0.0...15.110.020.36.451.420.2..0.0.39.028.775.522.70.0...26.322.566.727.6..15.35.329.711.322.820.420.86.6....23.63.0
leggero......4.03.90.0.0.0...7.67.425.46.90.0...0.0.0.0.0.0.0.0...26.922.733.327.6..18.95.717.09.10.0.5.33.7....13.02.3
aperto......3.73.60.0.0.0...17.911.610.34.916.214.9..0.0.0.0.0.0.16.114.7..0.0.0.0...9.74.618.89.80.0.18.66.3....11.22.2
rado......12.16.60.0.0.0...7.97.62.62.50.0...0.0.0.0.0.0.16.114.7..0.0.0.0...2.12.15.15.00.0.2.82.8....4.31.4
stracolmo per gruppi......7.75.20.0.0.0...0.0.5.43.70.0...0.0.0.0.24.522.70.0...0.0.0.0...8.84.25.15.00.0.10.24.9....6.41.7
normale per gruppi......8.05.50.0.0.0...0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.11.05.2....2.91.2
chiusura verticale......3.73.60.0.0.0...0.0.23.06.80.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.7.84.3....6.01.6
totale......100.0.100.0.100.0...100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
fuori dal perimetronessuna indicazione11.410.80.0.0.0.4.51.00.0.9.03.1..2.02.03.20.80.0.7.24.00.0.10.27.02.22.11.81.00.0.0.0.5.62.70.0.0.60.37.64.21.61.11.80.75.75.60.0.2.80.3
stracolmo21.213.45.75.669.411.522.52.031.010.713.43.6..50.37.911.41.426.95.939.07.74.44.338.710.721.56.124.33.232.827.347.613.614.84.240.612.327.72.047.68.520.53.714.81.70.0.40.717.721.10.8
normale56.016.615.38.417.89.727.22.136.811.230.64.9..8.94.313.91.531.26.124.76.729.79.525.910.130.86.729.43.50.0.20.410.829.05.239.612.623.41.99.35.129.94.318.41.96.86.823.915.022.50.8
leggero11.410.823.19.512.88.812.11.616.78.99.03.1..3.13.014.41.517.85.29.74.621.08.58.15.44.73.316.12.834.527.58.78.215.04.20.0.10.71.48.74.912.33.112.21.614.69.735.416.912.50.6
aperto0.0.50.311.60.0.11.91.515.58.412.73.6..10.44.319.31.720.55.414.65.633.09.76.05.814.95.216.12.80.0.15.610.214.84.119.810.48.91.311.45.416.23.415.71.840.012.80.0.14.60.7
rado0.0.5.75.60.0.5.41.10.0.6.32.7..11.55.313.21.40.0.2.42.47.85.40.0.5.93.46.21.932.827.37.77.46.83.00.0.10.31.37.64.26.02.210.81.519.29.60.0.8.70.5
stracolmo per gruppi0.0.0.0.0.0.6.41.20.0.9.03.0..4.73.28.91.21.81.80.0.0.0.5.25.04.53.13.71.50.0.0.0.4.42.40.0.8.81.30.0.1.81.311.11.60.0.0.0.7.00.5
normale per gruppi0.0.0.0.0.0.3.90.90.0.5.32.3..0.0.7.91.20.0.0.0.0.0.0.0.10.44.51.91.10.0.0.0.5.62.70.0.5.61.05.43.73.51.710.21.50.0.0.0.5.60.4
chiusura verticale0.0.0.0.0.0.6.01.10.0.4.62.3..9.04.37.81.11.81.82.42.44.14.06.05.85.12.90.50.50.0.0.0.4.12.30.0.4.10.92.52.58.22.65.11.113.79.20.0.5.20.4
totale100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione1.50.70.0.0.0.3.40.62.61.46.71.60.0.3.01.72.30.51.10.74.61.30.0.4.93.58.22.63.01.01.51.50.60.65.21.75.22.00.60.33.81.92.50.61.80.54.93.32.81.02.60.2
stracolmo35.43.03.23.266.17.021.51.337.04.821.92.50.0.38.95.011.71.021.43.031.33.08.72.129.26.512.43.324.52.447.86.437.23.510.52.430.94.127.01.729.84.720.01.614.01.33.33.325.22.721.80.5
normale38.73.022.37.211.04.428.91.435.14.526.92.919.112.711.83.414.01.140.23.624.62.832.03.527.07.330.34.322.02.329.25.837.03.628.43.439.14.421.11.515.53.823.71.817.21.58.44.738.42.924.70.5
leggero11.32.023.57.14.33.112.51.112.03.311.12.157.215.83.72.112.71.114.72.68.71.822.73.33.92.69.62.813.82.014.94.314.72.716.72.99.12.411.41.28.52.913.51.511.01.228.87.618.42.412.80.4
aperto9.31.837.48.59.84.611.91.08.82.912.82.29.59.517.74.018.01.212.42.417.42.516.42.98.24.611.83.119.62.33.72.67.11.914.02.712.23.010.21.116.13.920.71.714.71.423.97.38.91.714.20.4
rado2.71.06.74.60.0.6.80.83.71.86.61.714.210.310.33.215.81.14.51.59.51.98.12.111.05.23.61.88.61.62.92.02.71.28.12.13.51.610.91.111.13.19.81.213.31.324.86.64.91.39.30.3
stracolmo per gruppi0.70.53.53.46.03.66.30.80.0.7.21.70.0.9.63.18.80.91.10.71.30.75.01.813.15.59.72.84.41.20.0.0.0.7.22.00.0.9.41.16.52.63.30.812.21.30.0.0.40.46.10.3
normale per gruppi0.0.3.53.42.62.73.70.60.90.94.71.40.0.1.01.07.40.83.51.21.30.70.60.60.0.9.12.73.11.00.0.0.0.6.92.00.0.5.90.95.52.43.10.811.31.20.0.0.0.4.60.3
chiusura verticale0.40.40.0.0.0.4.90.70.0.2.10.90.0.4.02.09.30.91.10.81.20.76.61.92.82.85.22.11.00.60.0.0.60.63.01.30.0.3.50.73.01.73.40.84.40.85.94.01.10.63.90.2
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860178/326509
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: Cantone
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN1/IFN2/IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
Cantone
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.80.60.0.0.0.1.20.50.0.5.22.012.512.40.0.1.90.80.0.1.91.10.0.0.0.6.63.73.11.80.0.0.0.2.82.00.0.1.21.20.0.1.20.64.21.80.0.0.50.51.50.2
stracolmo34.93.157.914.639.99.928.12.242.35.939.14.237.518.219.67.711.01.935.74.626.23.413.23.127.312.221.65.924.14.141.76.728.53.924.55.230.84.828.95.019.67.727.02.316.23.321.211.430.63.027.20.8
normale39.63.215.510.630.98.929.62.233.65.521.03.837.518.213.07.014.52.129.44.434.13.724.53.927.712.323.16.331.54.750.46.836.64.027.25.431.44.922.64.74.14.028.02.48.12.521.211.435.03.128.20.8
leggero11.12.10.0.12.77.19.51.413.64.19.92.60.0.4.64.512.42.010.93.09.42.315.83.30.0.0.0.8.72.94.82.616.33.29.13.622.04.43.62.13.63.58.61.58.02.439.412.716.72.510.90.6
aperto10.62.117.811.52.92.913.41.79.33.49.72.812.512.413.07.020.92.510.02.915.92.915.53.415.010.17.53.810.53.23.22.212.82.817.44.69.22.914.23.817.27.719.72.218.13.513.19.212.72.214.10.6
rado2.21.08.88.38.86.14.81.11.21.26.92.30.0.10.95.916.32.26.62.43.71.54.42.07.37.214.85.18.22.80.0.3.51.67.53.24.32.211.93.513.97.38.61.521.23.75.15.01.70.97.10.5
stracolmo per gruppi0.40.40.0.0.0.3.60.90.0.2.61.50.0.23.58.48.41.71.01.01.20.91.61.115.010.17.03.92.91.70.0.2.41.44.32.50.0.7.02.87.14.91.50.77.02.30.0.0.40.43.10.3
normale per gruppi0.0.0.0.4.94.92.90.80.0.4.51.80.0.11.66.410.21.81.71.21.91.14.22.07.77.513.45.09.83.10.0.0.0.4.12.32.21.65.82.515.57.31.80.75.72.10.0.1.60.83.70.3
chiusura verticale0.40.40.0.0.0.6.91.20.0.1.11.10.0.3.63.64.31.24.72.05.61.820.73.40.0.6.03.51.21.20.0.0.0.3.12.20.0.4.72.319.17.83.61.011.52.90.0.0.80.64.30.4
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione......4.74.60.0.....0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.3.23.1....1.20.9
stracolmo......37.510.4100.0.....50.814.611.96.465.919.5..0.0.100.0.40.934.224.615.5..73.322.90.0...51.58.325.713.070.025.724.67.2....36.23.7
normale......31.910.00.0.....15.810.343.89.634.119.5..100.0.0.0.0.0.41.818.9..0.0.100.0...30.17.641.614.530.025.78.04.5....28.83.5
leggero......4.24.10.0.....0.0.11.06.00.0...0.0.0.0.0.0.16.815.2..0.0.0.0...0.0.8.07.80.0.11.65.5....5.81.8
aperto......0.0.0.0.....15.810.37.55.10.0...0.0.0.0.59.134.20.0...26.722.90.0...2.62.69.69.10.0.23.47.2....9.32.2
rado......0.0.0.0.....0.0.11.46.20.0...0.0.0.0.0.0.16.815.2..0.0.0.0...5.23.67.06.80.0.12.45.7....6.51.9
stracolmo per gruppi......4.24.10.0.....9.89.37.04.80.0...0.0.0.0.0.0.0.0...0.0.0.0...5.33.70.0.0.0.2.82.7....3.91.5
normale per gruppi......8.96.00.0.....7.77.40.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0...5.23.60.0.0.0.0.0.....2.81.2
chiusura verticale......8.75.90.0.....0.0.7.45.10.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.8.07.80.0.14.15.8....5.61.7
totale......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
fuori dal perimetronessuna indicazione0.0.7.57.30.0.3.91.00.0.2.71.9..0.0.3.60.90.0.2.72.60.0.7.77.42.32.22.21.30.0.0.0.5.02.80.0.0.50.40.0.0.0.2.40.86.05.90.0.2.40.3
stracolmo33.815.931.312.258.812.426.02.325.411.224.85.1..27.57.912.61.641.66.843.68.313.77.447.112.927.26.739.64.250.036.146.315.532.26.129.212.737.12.531.58.835.64.818.72.16.05.935.116.826.80.9
normale44.916.718.410.030.411.921.72.149.112.719.64.6..26.17.614.71.731.66.325.67.08.65.817.69.724.16.826.83.70.0.18.912.316.95.050.213.920.32.124.58.233.34.715.71.923.712.227.416.320.60.9
leggero21.313.527.812.15.35.39.41.57.27.014.44.1..6.94.712.01.511.54.47.84.331.210.60.0.10.24.97.02.30.0.7.47.210.54.114.810.05.71.26.94.76.92.59.71.636.913.70.0.9.60.6
aperto0.0.7.57.30.0.16.92.018.39.710.93.7..11.05.218.51.97.63.711.45.429.710.517.29.521.46.16.92.30.0.18.912.310.84.25.75.613.11.710.65.98.72.823.32.37.27.123.815.015.60.8
rado0.0.0.0.5.45.34.41.10.0.7.73.3..14.35.913.61.60.0.2.72.60.0.5.55.38.84.38.42.450.036.18.58.25.33.00.0.4.81.13.03.06.02.412.21.87.27.113.712.78.00.6
stracolmo per gruppi0.0.7.57.30.0.4.11.00.0.14.74.3..8.94.97.91.30.0.0.0.0.0.0.0.2.32.25.32.00.0.0.0.5.43.00.0.9.21.53.53.45.22.22.70.97.27.10.0.5.70.5
normale per gruppi0.0.0.0.0.0.3.00.90.0.2.61.9..5.43.710.91.50.0.0.0.10.16.80.0.2.32.23.11.50.0.0.0.10.13.90.0.6.11.213.66.41.11.14.01.10.0.0.0.5.30.5
chiusura verticale0.0.0.0.0.0.10.61.60.0.2.61.9..0.0.6.21.27.73.76.34.36.86.55.05.01.61.60.70.70.0.0.0.3.92.70.0.3.10.96.34.43.11.711.31.76.05.90.0.6.10.5
totale100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione0.80.64.14.10.0.2.60.50.0.4.31.512.512.40.0.2.80.60.0.2.01.00.0.3.83.74.42.12.51.00.0.0.0.3.71.60.0.0.60.30.0.0.90.52.90.82.82.80.50.51.80.2
stracolmo34.83.143.49.846.57.927.41.640.75.234.23.237.518.228.65.511.91.238.63.729.53.213.22.838.79.124.64.232.73.042.06.631.03.827.33.830.64.536.82.125.95.329.22.118.51.714.26.830.72.927.30.6
normale39.83.217.17.230.77.326.11.535.55.020.52.937.518.219.84.815.71.330.33.632.53.323.13.522.17.723.14.529.22.948.86.734.33.824.63.833.74.721.41.820.25.029.22.113.31.522.48.334.73.025.10.6
leggero11.52.115.17.210.15.09.31.012.13.511.42.20.0.4.92.712.11.210.72.49.12.117.73.20.0.4.92.48.01.84.62.615.22.99.42.621.14.05.01.05.92.98.11.39.41.338.39.316.12.410.20.4
aperto10.22.012.26.61.91.914.61.210.63.310.12.212.512.412.53.919.01.48.92.215.12.617.23.315.76.815.13.78.21.83.12.113.62.814.03.18.82.612.51.412.94.317.11.822.01.910.46.013.12.214.60.5
rado2.10.94.03.97.64.44.50.71.01.07.21.80.0.10.73.514.51.34.31.63.51.33.71.76.24.311.63.38.61.81.51.53.81.56.32.13.81.96.01.07.83.48.01.314.51.66.04.32.10.97.40.4
stracolmo per gruppi0.40.44.14.10.0.3.90.70.0.6.81.80.0.14.24.18.11.00.60.61.00.71.30.97.35.14.62.24.21.30.0.2.11.24.71.90.0.8.51.34.22.42.30.73.80.93.33.30.40.44.20.3
normale per gruppi0.0.0.0.3.23.23.10.60.0.3.91.40.0.8.03.110.31.11.10.81.60.95.01.93.83.77.82.85.71.50.0.0.0.6.62.11.91.46.01.011.83.91.60.64.20.90.0.1.60.84.30.3
chiusura verticale0.40.40.0.0.0.8.61.00.0.1.61.00.0.1.31.35.50.85.51.85.71.718.73.12.42.43.81.90.90.60.0.0.0.3.41.60.0.3.20.811.43.83.40.911.51.42.82.80.80.55.10.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860179/326510
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: Cantone
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
Cantone
AGAIARBEBL/BSFRGEGLGRJULUNENWOWSGSHSOSZTGTIURVDVSZGZH Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.80.60.0.0.0.1.30.50.0.4.91.910.510.50.0.1.30.60.0.1.81.00.0.0.0.5.73.22.51.40.0.0.0.2.51.70.0.0.70.70.0.1.10.53.11.20.0.0.50.51.30.2
stracolmo35.13.153.214.040.49.527.22.141.35.639.24.131.615.921.36.610.51.636.24.626.63.413.33.021.69.920.65.421.13.542.76.628.23.822.74.831.04.720.53.316.36.126.32.215.02.524.110.830.72.925.60.7
normale38.93.214.29.829.28.426.52.034.95.419.93.631.615.911.45.411.01.628.44.232.93.624.33.821.910.221.95.827.54.149.56.736.03.923.74.830.24.817.13.15.13.626.82.27.01.821.710.234.63.025.20.7
leggero10.92.10.0.12.06.78.61.312.73.810.12.60.0.3.23.111.01.610.52.99.02.215.13.20.0.0.0.10.52.94.72.616.63.110.43.522.34.32.71.32.42.48.11.45.91.732.511.016.12.410.10.5
aperto10.42.016.310.72.82.712.71.59.83.49.22.721.114.013.95.816.21.99.72.816.52.914.73.311.98.26.53.310.52.93.12.212.92.816.44.28.92.813.82.811.55.418.22.016.22.617.59.713.02.213.40.6
rado2.21.08.17.711.16.36.91.21.11.16.62.25.24.910.45.019.32.07.12.43.51.45.72.216.28.918.55.29.22.60.0.3.41.510.43.55.52.421.23.39.35.110.31.532.63.34.24.22.41.010.00.5
stracolmo per gruppi0.40.48.17.70.0.5.61.10.0.4.81.90.0.26.97.313.71.70.90.92.41.22.31.316.28.98.03.84.91.90.0.2.91.55.12.50.0.10.42.521.16.84.01.08.31.90.0.0.40.45.40.4
normale per gruppi0.0.0.0.4.64.63.80.90.0.4.31.70.0.10.55.012.61.72.51.41.91.14.82.06.16.013.64.713.03.10.0.0.0.4.82.42.11.69.82.418.86.52.10.73.91.40.0.1.60.84.70.4
chiusura verticale1.30.70.0.0.0.7.41.20.0.1.01.00.0.2.52.54.31.04.62.05.41.719.73.36.16.05.23.01.01.00.0.0.0.4.02.30.0.3.91.615.65.93.10.98.01.90.0.0.80.54.20.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione......4.54.40.0.....0.0.2.92.90.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.0.0.0.0.3.02.9....1.60.9
stracolmo......35.810.1100.0.....50.814.68.84.865.919.5..0.0.100.0.40.934.221.113.6..73.322.90.0...45.57.825.311.270.025.726.27.2....32.93.4
normale......30.59.60.0.....15.810.338.28.134.119.5..100.0.0.0.0.0.35.917.1..0.0.80.118.2..26.66.932.212.030.025.77.64.2....26.53.2
leggero......4.03.90.0.....0.0.11.15.20.0...0.0.0.0.0.0.14.513.3..0.0.0.0...2.32.312.68.40.0.11.05.2....6.71.8
aperto......0.0.0.0.....15.810.38.34.60.0...0.0.0.0.59.134.214.113.0..26.722.919.918.2..4.73.27.47.20.0.22.06.9....10.32.2
rado......0.0.0.0.....0.0.14.05.80.0...0.0.0.0.0.0.14.513.3..0.0.0.0...6.93.810.87.20.0.14.45.9....8.22.0
stracolmo per gruppi......8.55.80.0.....9.89.35.23.60.0...0.0.0.0.0.0.0.0...0.0.0.0...7.03.95.45.30.0.2.62.6....4.91.5
normale per gruppi......8.55.80.0.....7.77.42.92.90.0...0.0.0.0.0.0.0.0...0.0.0.0...7.03.90.0.0.0.0.0.....3.51.3
chiusura verticale......8.35.60.0.....0.0.8.54.70.0...0.0.0.0.0.0.0.0...0.0.0.0...0.0.6.26.10.0.13.25.5....5.51.6
totale......100.0.100.0.....100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0...100.0.100.0.100.0.100.0.....100.0.
fuori dal perimetronessuna indicazione0.0.7.57.30.0.3.81.00.0.2.61.8..0.0.3.30.80.0.2.62.60.0.7.16.92.02.02.01.20.0.0.0.4.42.50.0.0.70.40.0.0.0.2.20.86.05.90.0.2.30.3
stracolmo33.815.931.312.258.812.426.22.323.710.625.25.1..25.27.412.51.542.76.842.58.113.77.443.712.526.06.338.74.050.036.146.315.531.85.829.212.733.82.228.78.235.24.718.32.06.05.935.116.825.90.9
normale44.916.718.410.030.411.922.12.145.812.318.84.5..24.07.114.11.631.06.224.96.88.65.816.39.124.36.426.43.60.0.18.912.316.54.750.213.919.51.922.47.533.04.615.21.823.712.227.416.320.00.8
leggero21.313.527.812.15.35.39.41.513.48.813.83.9..9.55.111.81.411.34.47.64.231.210.60.0.9.24.46.32.10.0.7.47.29.33.714.810.05.91.16.34.36.62.49.21.536.913.70.0.9.40.6
aperto0.0.7.57.30.0.16.61.917.19.211.83.7..15.15.717.71.77.53.611.15.329.710.516.08.821.55.87.12.20.0.18.912.311.24.05.75.612.61.512.55.98.42.722.02.17.27.123.815.015.20.7
rado0.0.0.0.5.45.34.21.00.0.7.33.2..13.15.514.11.50.0.2.62.60.0.12.28.29.34.17.62.250.036.18.58.26.43.10.0.8.01.22.82.75.82.313.71.87.27.113.712.78.90.6
stracolmo per gruppi0.0.7.57.30.0.4.31.00.0.15.54.3..8.14.59.31.30.0.0.0.0.0.0.0.4.12.86.42.10.0.0.0.8.03.50.0.9.51.49.15.05.92.43.51.07.27.10.0.6.60.5
normale per gruppi0.0.0.0.0.0.2.90.90.0.2.51.8..5.03.411.41.40.0.0.0.10.16.80.0.2.02.04.91.70.0.0.0.8.93.50.0.6.71.212.55.92.11.54.01.00.0.0.0.5.70.5
chiusura verticale0.0.0.0.0.0.10.51.60.0.2.51.8..0.0.5.81.07.63.78.84.86.86.54.64.61.41.40.70.70.0.0.0.3.42.40.0.3.30.85.84.03.01.712.01.76.05.90.0.6.10.5
totale100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione0.80.63.93.90.0.2.50.50.0.4.11.410.510.50.0.2.50.50.0.2.01.00.0.3.23.23.91.92.20.90.0.0.0.3.21.40.0.0.60.30.0.0.80.42.50.62.52.50.50.51.70.2
stracolmo35.13.141.89.646.67.727.01.539.54.934.43.131.615.927.14.911.51.039.23.729.63.213.32.733.28.023.53.930.52.742.96.530.73.726.03.630.84.431.51.822.74.528.42.017.61.516.66.930.82.925.90.6
normale39.13.116.46.929.67.024.71.436.14.819.52.831.615.917.54.113.71.129.43.531.43.223.03.418.96.822.74.227.12.648.06.633.83.722.23.432.54.619.41.616.74.128.12.012.01.322.57.934.43.023.20.5
leggero11.32.114.67.09.74.88.81.012.63.511.42.20.0.5.52.611.51.010.42.38.82.017.03.10.0.4.42.18.41.74.52.515.52.99.62.521.54.04.90.95.82.57.71.28.21.134.38.615.52.39.70.4
aperto10.02.011.76.41.81.814.01.210.93.210.12.221.114.014.73.816.71.28.72.115.52.516.53.113.55.914.53.48.81.73.02.113.72.714.22.98.52.512.41.311.13.516.01.720.11.613.26.513.42.214.00.4
rado2.10.93.93.79.24.55.50.80.90.96.81.75.24.910.13.216.31.24.71.63.41.24.91.914.16.013.93.38.51.71.51.53.71.58.32.34.92.111.01.27.12.89.31.320.11.65.43.82.81.09.50.4
stracolmo per gruppi0.40.47.85.30.0.5.10.70.0.8.51.90.0.16.44.011.01.00.60.62.01.02.01.18.64.96.02.45.51.40.0.2.61.36.22.00.0.9.61.213.63.74.40.95.10.93.02.90.40.45.80.3
normale per gruppi0.0.0.0.3.13.13.50.60.0.3.71.30.0.7.72.811.61.11.70.91.50.95.41.93.23.27.92.68.31.60.0.0.0.6.52.01.91.47.51.012.83.62.10.73.70.80.0.1.50.85.10.3
chiusura verticale1.20.70.0.0.0.8.81.00.0.1.50.90.0.1.11.15.30.75.31.76.01.717.93.05.33.83.31.70.80.50.0.0.0.3.61.60.0.3.20.710.13.23.10.810.81.32.52.50.70.55.00.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 08.07.2020 #860180/326511
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione dei boschi di protezione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
regione dei boschi di protezione
Giura/AltopianoAlpi nordoccidentaliAlpi nordorientaliAlpi sudoccidentaliAlpi sudorientaliSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione2.40.44.20.93.81.11.20.91.60.70.60.62.50.3
stracolmo26.81.017.71.818.82.310.22.312.21.817.63.022.00.7
normale34.51.120.31.916.32.213.82.615.22.013.72.726.80.8
leggero14.40.812.11.513.82.09.92.38.51.612.42.613.10.6
aperto12.40.814.81.721.12.412.92.617.12.116.52.914.20.6
rado5.70.511.31.511.21.821.53.218.12.220.83.29.80.5
stracolmo per gruppi1.50.39.41.48.01.614.42.710.31.78.52.25.10.4
normale per gruppi1.00.26.01.15.91.413.22.66.91.47.32.03.70.3
chiusura verticale1.40.34.10.91.10.63.01.310.01.72.41.22.80.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione0.0.4.64.52.72.73.13.00.0.0.0.1.71.0
stracolmo34.910.736.910.432.87.821.36.716.78.831.76.429.43.3
normale34.410.631.710.023.56.922.16.930.510.516.65.124.13.1
leggero10.97.30.0.13.25.55.84.015.98.423.35.713.12.4
aperto5.15.04.14.017.06.319.96.710.36.99.64.111.92.4
rado14.67.80.0.8.14.53.13.05.35.21.81.84.81.5
stracolmo per gruppi0.0.13.17.12.72.710.55.05.65.49.44.07.41.9
normale per gruppi0.0.9.66.40.0.8.84.90.0.0.0.2.81.2
chiusura verticale0.0.0.0.0.0.5.53.815.88.47.63.74.81.6
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
fuori dal perimetronessuna indicazione0.70.54.90.93.21.01.70.73.81.00.90.42.70.3
stracolmo34.12.918.51.728.32.513.51.810.91.624.21.820.90.8
normale30.82.828.92.022.72.318.12.012.71.721.51.822.40.8
leggero14.52.111.31.413.11.912.01.712.61.712.21.412.40.7
aperto13.52.112.21.417.02.116.01.921.12.110.91.314.70.7
rado3.31.15.81.07.31.511.71.713.11.711.01.38.90.6
stracolmo per gruppi1.10.66.71.13.11.011.71.710.31.68.21.27.30.5
normale per gruppi0.30.34.10.91.90.89.91.68.51.45.71.05.30.5
chiusura verticale1.80.87.51.13.41.05.31.26.91.35.31.05.40.5
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione2.20.34.60.63.40.71.60.52.70.60.80.32.60.2
stracolmo27.81.018.61.224.31.713.01.411.71.223.41.521.80.5
normale34.01.025.01.419.81.517.11.514.31.319.51.424.90.6
leggero14.30.811.41.013.41.311.01.310.91.213.01.212.80.4
aperto12.40.713.21.118.91.515.31.519.01.512.01.214.30.5
rado5.50.58.20.99.11.114.11.415.11.312.41.19.30.4
stracolmo per gruppi1.40.38.10.95.30.912.41.410.21.18.41.06.10.3
normale per gruppi0.90.25.10.73.60.710.81.37.61.05.70.84.30.3
chiusura verticale1.40.35.80.72.20.64.70.98.51.04.90.83.90.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860181/326512
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione dei boschi di protezione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo 1,4 x 1,4 km
stato2004/06
regione dei boschi di protezione
Giura/AltopianoAlpi nordoccidentaliAlpi nordorientaliAlpi sudoccidentaliAlpi sudorientaliSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione2.40.44.30.93.71.11.20.81.50.70.60.62.50.3
stracolmo26.71.017.51.719.12.39.92.211.91.818.03.021.90.7
normale34.41.119.81.816.22.114.02.615.12.014.22.726.60.8
leggero14.30.811.91.513.52.09.62.28.31.511.92.512.90.6
aperto12.40.814.61.621.02.412.52.516.92.115.82.814.10.6
rado5.90.511.71.511.21.821.53.118.92.221.03.110.10.5
stracolmo per gruppi1.50.39.61.48.51.614.02.610.41.78.72.25.20.4
normale per gruppi1.10.26.51.15.81.414.52.77.11.47.01.93.90.3
chiusura verticale1.40.34.00.91.00.62.91.39.81.62.91.32.70.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione0.0.4.64.52.72.73.13.00.0.0.0.1.60.9
stracolmo34.910.736.910.432.87.821.36.715.88.431.16.329.13.3
normale34.410.631.710.023.56.922.16.929.010.116.35.023.83.1
leggero10.97.30.0.13.25.55.84.015.18.024.65.713.52.5
aperto5.15.04.14.017.06.319.96.79.76.69.44.011.82.4
rado14.67.80.0.8.14.53.13.05.14.91.81.84.71.5
stracolmo per gruppi0.0.13.17.12.72.710.55.05.35.19.23.97.31.9
normale per gruppi0.0.9.66.40.0.8.84.90.0.0.0.2.81.2
chiusura verticale0.0.0.0.0.0.5.53.820.09.07.53.65.31.6
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
fuori dal perimetronessuna indicazione0.70.55.00.93.11.01.70.73.81.00.90.42.70.3
stracolmo34.12.818.61.727.62.513.51.811.11.623.81.820.80.8
normale30.52.828.72.023.42.318.12.012.71.721.91.822.60.8
leggero14.32.111.11.413.11.912.01.712.71.712.31.412.40.7
aperto13.72.112.31.416.92.116.01.920.92.110.71.314.60.7
rado3.61.15.71.07.11.411.71.713.51.711.01.39.00.6
stracolmo per gruppi1.00.67.11.13.41.011.71.710.11.58.41.27.40.5
normale per gruppi0.30.34.00.81.90.89.91.68.41.45.61.05.30.4
chiusura verticale1.80.87.31.13.41.05.31.26.81.35.41.05.40.5
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione2.10.34.70.63.40.71.60.52.70.60.80.32.60.2
stracolmo27.71.018.51.224.11.612.91.411.61.223.01.521.70.5
normale33.91.024.71.320.21.517.11.514.21.319.81.424.90.5
leggero14.30.811.21.013.31.310.91.310.81.113.11.212.70.4
aperto12.50.713.21.118.71.515.21.518.81.411.71.214.30.5
rado5.60.58.30.99.01.114.21.415.71.312.51.19.50.4
stracolmo per gruppi1.40.38.40.95.60.912.31.410.11.18.51.06.20.3
normale per gruppi1.00.25.30.73.50.711.21.37.61.05.50.84.40.3
chiusura verticale1.40.35.70.72.10.64.60.98.51.05.00.83.90.2
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860182/326513
IFN4
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione dei boschi di protezione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti IFN1/IFN2/IFN3/IFN4
reticolo: reticolo 1,4 x 1,4 km
stato2009/17
regione dei boschi di protezione
Giura/AltopianoAlpi nordoccidentaliAlpi nordorientaliAlpi sudoccidentaliAlpi sudorientaliSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione0.90.23.00.91.20.74.21.82.00.90.90.91.50.2
stracolmo31.41.122.72.126.72.816.23.39.41.829.34.527.20.8
normale33.31.123.62.125.22.78.12.514.12.222.14.228.10.8
leggero12.30.88.51.47.11.68.02.412.92.13.91.910.90.6
aperto13.30.812.71.712.92.118.13.521.22.614.73.514.10.6
rado3.70.48.71.49.61.921.23.715.62.314.63.57.00.5
stracolmo per gruppi0.80.26.01.25.61.57.02.39.11.85.72.33.10.3
normale per gruppi1.10.36.41.28.01.75.72.111.02.04.82.13.70.3
chiusura verticale3.20.48.41.43.71.211.52.94.61.33.91.94.40.4
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione5.55.30.0.0.0.3.23.10.0.0.0.1.30.9
stracolmo49.911.253.610.932.58.124.67.20.0.45.07.236.33.7
normale34.910.719.98.937.38.38.04.558.812.928.66.528.43.4
leggero0.0.4.34.26.04.111.65.513.58.92.01.95.71.8
aperto4.94.84.84.78.54.723.47.27.47.14.02.89.22.2
rado0.0.0.0.5.94.112.45.77.26.98.44.06.61.9
stracolmo per gruppi0.0.4.34.23.43.32.82.76.05.86.03.44.01.5
normale per gruppi4.84.74.34.22.92.90.0.0.0.4.02.82.81.2
chiusura verticale0.0.8.96.03.43.314.15.87.16.92.02.05.81.8
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
fuori dal perimetronessuna indicazione0.80.53.40.82.70.92.40.83.31.01.30.52.40.3
stracolmo34.42.928.02.034.32.718.72.110.21.634.02.226.70.9
normale32.22.820.71.824.82.515.71.913.21.820.51.920.70.9
leggero11.51.99.41.39.81.79.71.611.71.77.21.29.60.6
aperto13.12.015.51.68.01.623.32.320.52.212.71.515.60.8
rado2.20.95.81.07.81.612.21.814.91.95.41.07.90.6
stracolmo per gruppi0.40.46.01.15.51.32.70.98.21.58.71.35.60.5
normale per gruppi0.70.53.00.85.41.34.01.111.51.76.71.15.30.5
chiusura verticale4.71.38.31.21.60.711.31.76.41.33.60.96.20.5
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione0.90.23.20.61.90.62.90.82.70.71.10.41.80.2
stracolmo32.01.026.31.430.91.918.51.79.61.234.11.927.30.6
normale33.21.021.91.425.71.813.31.514.71.421.41.625.00.6
leggero12.10.78.90.98.41.19.41.312.31.36.31.010.20.4
aperto13.20.714.01.110.21.322.01.920.51.612.31.314.60.5
rado3.40.46.90.88.51.114.51.615.01.47.11.07.40.4
stracolmo per gruppi0.70.25.90.85.40.93.80.98.51.18.01.14.20.3
normale per gruppi1.10.24.50.76.41.04.20.911.01.36.21.04.30.3
chiusura verticale3.30.48.30.92.60.711.51.45.70.93.50.75.20.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860183/326514
IFN3
superficie forestale
cadute di massi SilvaProtect · grado di chiusura
unità di riferimento: regione dei boschi di protezione
unità: %
unità di analisi: bosco accessibile esclusi gli arbusteti
reticolo: reticolo terrestre IFN3
stato2004/06
regione dei boschi di protezione
Giura/AltopianoAlpi nordoccidentaliAlpi nordorientaliAlpi sudoccidentaliAlpi sudorientaliSud delle Alpi Svizzera
cadute di massi SilvaProtectgrado di chiusura %± %± %± %± %± %± %±
nessuna indicazionenessuna indicazione2.40.34.50.93.61.01.50.91.40.60.50.52.50.3
stracolmo27.01.017.11.718.72.111.32.211.21.618.62.922.00.7
normale33.91.020.31.816.42.014.32.414.21.813.62.526.30.7
leggero14.20.812.51.512.41.89.72.19.11.511.92.413.00.6
aperto12.30.714.71.620.62.212.12.317.22.015.02.614.00.6
rado6.00.511.21.411.71.820.12.818.72.020.53.010.00.5
stracolmo per gruppi1.60.39.81.39.01.614.82.59.71.59.72.25.40.4
normale per gruppi1.10.26.01.05.71.313.72.48.11.47.01.93.90.3
chiusura verticale1.50.33.90.91.80.72.51.110.31.63.21.32.90.3
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
all'interno del perimetronessuna indicazione0.0.3.53.42.62.62.82.80.0.0.0.1.50.8
stracolmo37.910.636.39.136.37.820.66.514.47.736.46.131.43.2
normale33.210.336.09.122.16.620.86.626.19.314.34.423.02.9
leggero10.16.70.0.12.55.25.33.718.58.323.35.313.12.3
aperto4.74.63.23.216.16.018.66.313.47.28.23.511.02.2
rado14.17.60.0.7.84.32.82.84.54.41.61.64.31.4
stracolmo per gruppi0.0.10.45.72.62.610.24.94.74.68.13.56.61.7
normale per gruppi0.0.7.45.00.0.11.05.20.0.0.0.3.01.2
chiusura verticale0.0.3.23.20.0.7.84.318.48.38.23.56.21.7
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
fuori dal perimetronessuna indicazione0.60.55.60.93.30.91.80.73.60.90.80.42.80.3
stracolmo34.32.717.91.627.62.314.81.711.01.524.81.721.10.8
normale30.62.627.71.823.52.218.41.912.71.622.31.722.50.8
leggero14.22.011.51.312.61.712.21.613.11.612.31.312.50.6
aperto14.02.013.31.417.32.015.71.820.62.010.01.214.70.7
rado3.31.05.60.97.21.410.81.513.51.610.61.28.70.5
stracolmo per gruppi1.00.66.51.03.00.911.11.69.81.48.21.17.00.5
normale per gruppi0.30.35.00.92.50.810.21.59.01.45.20.95.60.4
chiusura verticale1.60.76.91.03.00.95.11.16.61.25.70.95.20.4
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalenessuna indicazione2.10.35.00.63.40.71.80.52.50.50.70.32.60.2
stracolmo28.00.918.01.124.11.514.01.311.21.124.31.421.90.5
normale33.51.024.61.320.21.417.21.513.81.219.81.324.70.5
leggero14.20.711.61.012.51.211.01.211.51.113.01.212.80.4
aperto12.50.713.71.018.71.414.71.418.91.411.01.114.20.4
rado5.70.58.00.89.31.113.31.315.61.312.11.19.30.3
stracolmo per gruppi1.50.28.10.85.70.812.21.39.61.08.50.96.10.3
normale per gruppi1.00.25.50.73.80.711.31.28.41.05.20.74.60.3
chiusura verticale1.50.25.50.72.30.64.40.88.61.05.30.83.90.2
totale100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Inventario Forestale Nazionale Svizzero, 07.06.2020 #860184/326515
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