Subject
forestry
agriculture
3
tree
2
agroforestry
1
agronomy
1
carbon dioxide
1
carbon dioxide acceptor process
1
climatic change
1
coal mining
1
contaminated land
1
developing country
1
ecology
1
environment
1
environmental balance
1
fishery
1
food production
1
forest
1
global change
1
interaction
1
international trade
1
nitrogen fixation
1
photosynthesis
1
product
1
sequestration
1
soil
1
sustainability
1
sustainable agriculture
1
tropics
1
wood
1