Subject
agronomy
58
agriculture
32
soil
26
crop
25
greenhouse gas
8
fertilization
7
drought
6
nitrogen
6
nutrient
5
productivity
5
rice
5
climatic change
4
food production
4
weed
4
breeding
3
infrared spectroscopy
3
nanoparticle
3
pesticide
3
soil microbiology
3
soil science
3
soil water
3
trace contaminant
3
transgenic plant
3
biological stress
2
climatic impact
2
cultivated plant
2
environmental impact
2
erosion
2
evaporation
2
fertilizer
2
forestry
2
groundwater
2
phosphorus
2
plant breeding
2
soil biology
2
soil chemistry
2
soil pollution
2
water pollution
2
wheat
2
ammonia
1
arsenic
1
barley
1
biological membrane
1
carbon dioxide
1
contamination
1
corn
1
developing country
1
dissolved organic matter (DOM)
1
dynamics
1
ecology
1
more ...