Seed Manual for Forest Trees / Edit. A. G. Gordon. -- 1.Edit. -- London : HMSO, 1992. -- 132 s.: obr., tab. -- (Forestry Commission Bulletin ; 83). -- ISBN 0-11-710271-7

I. Gordon, Alan G.

630*232.31+630*165.3+630*232.3+630*232.315.2
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