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NFI4
number of forest plots
rockfall SilvaProtect · area of largest gap (aerial photo, 5 classes)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
		protection forest region
		Jura + Plateau		Northwestern Alps		Northeastern Alps		Southwestern Alps		Southeastern Alps		Southern Alps		Switzerland
rockfall SilvaProtect	area of largest gap (aerial photo, 5 classes)	%	±	%	±	%	±	%	±	%	±	%	±	%	±
n/a	no gap	38.0	1.1	21.0	2.0	23.3	2.7	12.0	2.9	10.7	1.9	37.2	4.8	30.8	0.8
	small gap	38.3	1.1	33.2	2.4	34.7	3.0	31.7	4.2	30.1	2.9	27.7	4.5	35.9	0.9
	medium gap	11.4	0.8	21.2	2.0	16.0	2.3	23.9	3.9	23.4	2.7	15.6	3.6	14.9	0.7
	large gap	11.0	0.7	23.7	2.1	23.8	2.7	31.6	4.2	34.6	3.0	19.5	3.9	17.1	0.7
	very large gap	1.4	0.3	1.0	0.5	2.1	0.9	0.9	0.9	1.2	0.7	0.0	.	1.3	0.2
	total	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.
inside perimeter	no gap	19.6	8.8	59.0	10.7	26.2	7.6	17.1	6.3	19.4	10.1	38.3	7.0	30.6	3.5
	small gap	25.7	9.9	13.9	7.5	28.9	7.7	25.3	7.3	28.1	11.9	30.7	6.6	26.4	3.3
	medium gap	44.9	11.1	13.2	7.1	24.4	7.5	20.2	6.8	39.4	12.7	14.5	5.1	23.0	3.2
	large gap	9.7	6.6	13.9	7.5	17.8	6.6	34.7	8.1	13.1	8.7	16.5	5.4	19.0	3.0
	very large gap	0.0	.	0.0	.	2.7	2.7	2.8	2.7	0.0	.	0.0	.	1.1	0.8
	total	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.
outside perimeter	no gap	41.3	3.0	22.0	1.9	28.6	2.6	15.0	1.9	11.6	1.7	33.6	2.2	25.0	0.9
	small gap	40.3	3.0	36.7	2.2	37.0	2.8	35.3	2.6	25.4	2.4	34.5	2.2	34.8	1.0
	medium gap	9.5	1.8	19.5	1.8	14.8	2.1	20.9	2.2	22.8	2.3	13.3	1.6	17.1	0.8
	large gap	8.5	1.7	20.2	1.8	18.3	2.2	27.3	2.4	36.8	2.6	17.7	1.7	21.6	0.9
	very large gap	0.4	0.4	1.6	0.6	1.4	0.7	1.5	0.7	3.4	1.0	0.8	0.4	1.5	0.3
	total	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.
total	no gap	38.2	1.1	22.4	1.4	26.2	1.8	14.4	1.6	11.4	1.3	34.5	1.9	28.4	0.6
	small gap	38.4	1.1	34.6	1.6	35.5	2.0	33.7	2.1	27.4	1.8	33.1	1.9	35.1	0.7
	medium gap	11.5	0.7	20.1	1.3	15.9	1.5	21.6	1.8	23.4	1.7	13.8	1.4	16.1	0.5
	large gap	10.6	0.7	21.6	1.3	20.6	1.7	28.9	2.0	35.3	1.9	17.9	1.5	19.0	0.5
	very large gap	1.3	0.2	1.3	0.4	1.7	0.5	1.4	0.5	2.4	0.6	0.6	0.3	1.4	0.2
	total	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.	100.0	.

<SaveDate>30.04.2020 08:43:00</SaveDate>
<ArchiveNr>342285</ArchiveNr>
<NAFIDASParameterset xml:lang="de-CH" Version="2019.1.4">
<Auswertungsart Code="1">Zustand</Auswertungsart>
<Inventuren>
<Inventur Code="450" Index="0">NFI4</Inventur>
</Inventuren>
<Zielgroessen>
<Zielgroesse Code="326" Index="0">number of forest plots</Zielgroesse>
</Zielgroessen>
<Netze>
<Netz Code="410" Index="0">1.4 x 1.4 km grid</Netz>
</Netze>
<Auswertungseinheit Code="1576">accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4</Auswertungseinheit>
<Befundeinheiten>
<Befundeinheit Code="1844" Index="0" IsCateg="1">rockfall SilvaProtect</Befundeinheit>
<Befundeinheit Code="1338" Index="1" IsCateg="1">area of largest gap (aerial photo, 5 classes)</Befundeinheit>
</Befundeinheiten>
<DsStratifizierung Code="3">Vegetationshöhe plus Wald-/Nichtwald Stratifizierung (2-phasig)</DsStratifizierung>
<Aussageeinheit Code="829">protection forest region</Aussageeinheit>
<AussageeinheitAnzeigen Code="1">anzeigen</AussageeinheitAnzeigen>
<DiffProInv/>
<Zeitbezug/>
<Flaechenbezug Code="2">absolut</Flaechenbezug>
<AnzProbeAnzeigen Code="2">ausblenden</AnzProbeAnzeigen>
<Fehlerangabe Code="1">absolut</Fehlerangabe>
<Zahlenformat Dezimalstellen="1" Einheit="1"/>
<Bezugstyp Code="4">subtotal</Bezugstyp>
<Sprache Code="1">Deutsch</Sprache>
<Restriktionen/>
<Transponiert Code="1">Nein</Transponiert>
</NAFIDASParameterset>

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