00680nam a2200241 4500 20260226134001.0 000 000 000 0850741017 UOEL SD431 .C7 1987 Crockford, K.J. The relative economics of woodland management systems / K.J.Crockford, M.J.Spilsbury and P.S.Savill Oxford : Oxford Forestry Institute, c1987. 64 p. : ill. O.F.I.Occasional Papers No.35 Includes bibliographical references Woodland Management Systems Spilsbury, M.J. Savill, P.S. lcc BK 11791 11791 0 0 lcc 0 0 UOE UOE GEN 2015-07-16 0 SD431 .C7 1987 890704 2026-04-27 12:13:38 890704 2015-07-16 LL