Medicine & Life Sciences
Medicago
100%
Biota
93%
Poaceae
75%
Soil
64%
Biomass
28%
Fertilizers
21%
Oligochaeta
20%
Grassland
20%
Ecosystem
10%
Fertilization
9%
Nutrients
7%
Respiration
7%
Trifolium
7%
Food Chain
6%
Water Supply
6%
Fungi
4%
Maintenance
3%
Bacteria
3%
Earth & Environmental Sciences
soil biota
81%
plant species
53%
grass
51%
nematode
37%
inorganic fertilizer
27%
earthworm
22%
soil structure
21%
biomass
20%
grassland
16%
effect
13%
ecosystem service
11%
respiration
11%
nutrient
8%
soil
8%
soil ecosystem
8%
burrow
7%
litter
6%
food web
6%
community composition
6%
fungus
5%
infiltration
5%
penetration
5%
mineralization
4%
bacterium
4%
comparison
2%
experiment
2%
water
2%
Agriculture & Biology
soil biota
73%
Trifolium repens
50%
grasses
44%
Nematoda
26%
soil structure
23%
carbon nitrogen ratio
21%
mineral fertilizers
20%
grasslands
17%
belowground biomass
16%
ecosystem services
14%
earthworms
13%
phytomass
13%
earthworm burrows
11%
soil food webs
9%
bacterial biomass
9%
soil ecosystems
8%
resistance to penetration
8%
fungal biomass
8%
soil respiration
8%
nutrients
7%
plant characteristics
7%
infiltration (hydrology)
7%
mineralization
6%
breathing
5%
biomass
4%
fungi
3%
bacteria
3%
soil
3%
water
2%