Landbrug og biologi
Sweden
95%
Pinus sylvestris
76%
Norway
73%
imports
71%
logging
54%
gene pool
53%
Denmark
53%
Fagus
51%
Picea abies
50%
Finland
50%
Quercus
45%
forestry law
42%
seeds
38%
livestock feeding
36%
land ownership
33%
direct seeding
31%
reforestation
30%
deforestation
29%
Scandinavia
29%
charcoal
27%
forest trees
26%
coniferous forests
26%
products and commodities
25%
forestry
25%
conifers
25%
provenance
25%
agricultural land
24%
land use
23%
history
18%
Geo- og miljøvidenskab
material
100%
import
56%
seed
49%
pine
48%
oak
37%
gene
28%
landownership
24%
reforestation
21%
tar
21%
seeding
21%
coniferous tree
19%
charcoal
19%
timber
18%
deforestation
18%
provenance
17%
livestock
17%
forestry
17%
legislation
16%
regeneration
16%
agricultural land
15%
regulation
13%
land use
12%
demand
12%
history
10%