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soil pollution
nitrate
3
crop
2
forest decline
2
manure
2
simulation
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soil chemistry
2
soil microbiology
2
water pollution
2
water pollution control
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agriculture
1
biogeochemistry
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calcification
1
climatic impact
1
denitrification
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ecosystem
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environmental impact assessment
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eutrophication
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fertilizer
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food production
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forestry
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genetic engineering
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green genetic engineering
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groundwater pollution
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heavy metal concentration
1
metal
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mycorrhiza
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nitrification
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pesticide
1
pesticide residue
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LWE - Agriculture - general aspects
10
URA - Soil chemistry
4
LWH - Agriculture - soil sciences
3
LAN - Biology - mathematical methods, statistics
2
LCN - Ecology - soil sciences
2
LCL - Biotopes, ecosystems
1
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LTV - Green genetic engineering
1
UVT - Environmental aspects of other hazardous materials
1
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