Subject
groundwater
soil chemistry
7
soil physics
5
soil water
5
plant
3
plant soil relationship
3
soil
3
soil acidity
3
soil biology
3
soil pollution
3
soil protection
3
soil science
3
cultivated plant
2
erosion
2
evaporation
2
geophysics
2
hydrological cycle
2
hydrology
2
hydrosphere
2
modeling
2
moisture
2
nitrate
2
root
2
root growth
2
soil mechanics
2
soil microbiology
2
soil surface
2
adsorption
1
animal
1
arsenic
1
cadmium
1
clay mineral
1
compression
1
crop
1
deficiency disease
1
degradation
1
denitrification
1
ecology
1
environmental health
1
evapotranspiration
1
fertilizer
1
filter
1
flow measurement
1
food production
1
heavy metal
1
iron
1
loess
1
lysimeter
1
mineral nutrition
1
nitration
1
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