Birch in spruce plantations : management for biodiversity /
Humphrey, Jonathan W.
Holl, Kate.
Broome, Alice C.
Great Britain.Forestry Commission.
Scottish Natural Heritage (Agency)
British Ecological Society.
Great Britain.Forest Research.
Edinburgh : Forestry Commission,
1998.
At foot of title page: Scottish Natural Heritage, British Ecological Society, Forest Research.
Includes bibliography.
Birch
Spruce