Subject
agriculture
8
plant breeding
7
green genetic engineering
6
mutation
4
plant growth
4
crop
3
fertilization
3
fertilizer
3
genetic engineering
3
nitrogen fixation
3
soil protection
3
climatic change
2
ecology
2
food production
2
forest
2
nitrate
2
nitrogen cycle
2
pesticide residue
2
photosynthesis
2
plant soil relationship
2
research and development
2
rhizosphere
2
soil microbiology
2
agricultural use
1
agronomy
1
air pollution
1
ammonia
1
animal
1
biological stress
1
breeding
1
carbon cycle
1
carbon dioxide
1
cellulose
1
cereal
1
chromosome aberration
1
cultivated plant
1
denitrification
1
drinking water contamination
1
economic aspect
1
ecosystem
1
environment
1
environmental compatibility
1
environmental impact
1
environmental law
1
environmental policy
1
environmental pollution
1
environmental protection
1
fiber
1
forestry
1
fuel
1
more ...