Databook on endangered tree and shrub species and provenances.
Databook on endangered tree and shrub species and provenances.
- Rome : Food and Agriculture organization of the United Nations, 1986.
- xvi,524 p.
- FAO forestry paper no.77 .
- Food and Agriculture Organization of the United Nations,FAO forestry paper no.77 .
Rare plants.
Trees,care of.
Trees conservation.
Rare plants
Rare plants.
Trees,care of.
Trees conservation.
Rare plants