Subject
tree
forestry
3
forest
2
forest decline
2
plant physiology
2
terpene
2
wood
2
agriculture
1
agroforestry
1
agronomy
1
anatomy
1
carbon dioxide
1
carbon dioxide acceptor process
1
climatic change
1
coal mining
1
contaminated land
1
culture
1
ecology
1
environmental effect
1
fruit
1
interaction
1
ion diffusion
1
mathematical model
1
plant breeding
1
product
1
protoplast
1
rhizosphere
1
sequestration
1
soil
1
sustainability
1
sustainable agriculture
1
tissue culture
1
transfer factor
1
tropics
1