Subject
soil chemistry
soil water
soil pollution
34
soil protection
33
soil science
25
soil biology
24
soil surface
23
soil physics
17
soil microbiology
14
soil mechanics
12
soil acidity
10
soil
8
environmental chemistry
5
heavy metal concentration
5
hydrogeochemistry
5
modeling
5
plant
5
cultivated plant
4
environmental monitoring
4
environmental protection
4
hydrology
4
moisture
4
plant soil relationship
4
root
4
root growth
4
water budget
4
biodegradation
3
ecological microbiology
3
ecology
3
environmental impact
3
environmental pollution
3
environmental quality
3
groundwater
3
water
3
water uptake
3
degradation
2
ecosystem
2
environmental effect
2
environmental research
2
forest decline
2
geochemical cycle
2
geochemical migration
2
geochemistry
2
groundwater pollution
2
nitrate
2
nitration
2
plant protection
2
transport properties
2
tropics
2
wheat
2
more ...