Norway maple (Acer platanoides)

We are sorry, the portraits of the tree species are only available in German, French and Italian.

NFI sample plots with species occurrences between 1983 and *

* An occurrence is only shown with a dot on the map if the selected tree or shrub species were detected in at least two inventories.

key figures

NFI4
state 2009/17
	production region
	Jura		Plateau		Pre-Alps		Alps		Southern Alps		Switzerland
topic (target variable)	mean	±	mean	±	mean	±	mean	±	mean	±	mean	±
number of stems 1000 n	346	83	368	122	213	88	243	82	47	34	1217	194
number of stems %	0.4	0.1	0.4	0.1	0.2	0.1	0.1	0.0	0.1	0.0	0.2	0.0
growing stock (stemwood) 1000 m³	248	64	179	70	137	47	146	49	26	16	735	118
growing stock (stemwood) %	0.3	0.1	0.2	0.1	0.1	0.0	0.1	0.0	0.1	0.0	0.2	0.0
growing stock (stemwood)/number of stems m³/n	0.71	0.16	0.49	0.10	0.64	0.16	0.60	0.14	0.56	0.34	0.60	0.07

The mean ± absolute standard error of the estimate is given in each case.

evaluation area: accessible forest without shrub forest

grid: 1.4 x 1.4 km grid

NFI3–NFI4
change 2004/06–2009/17
	production region
	Jura		Plateau		Pre-Alps		Alps		Southern Alps		Switzerland
topic (target variable)	mean	±	mean	±	mean	±	mean	±	mean	±	mean	±
increment (gross increment) 1000 m³/yr	6	2	10	8	4	2	2	2	2	1	24	9
fellings and mortality 1000 m³/yr	3	2	3	2	1	1	0	.	0	0	8	3

The mean ± absolute standard error of the estimate is given in each case.

evaluation area: accessible forest without shrub forest NFI3/NFI4

grid: 1.4 x 1.4 km grid