Medicin og biovidenskab
Ammonium Chloride
6%
Bryophyta
80%
Cyanobacteria
6%
Ecosystem
5%
Feathers
13%
Fungi
4%
Hyphae
5%
Nitrogen
50%
Nitrogen Fixation
14%
Soil
55%
Sweden
4%
Taiga
100%
Geo- og miljøvidenskab
ammonium
3%
boreal forest
51%
chloride
3%
cyanobacterium
4%
distribution
1%
ecosystem
2%
experiment
1%
feather
11%
field experiment
45%
filter
6%
fixation
9%
forest soil
51%
fungus
4%
moss
54%
nitrogen
30%
soil
11%
soil layer
4%
Landbrug og biologi
ammonium chloride
7%
boreal forests
61%
Cyanobacteria
5%
ecosystems
4%
endpoints
6%
forest soils
59%
fungi
3%
hyphae
5%
mosses and liverworts
50%
nitrogen
29%
nitrogen retention
6%
Pleurozium schreberi
27%
soil
20%
Sweden
5%