00477nam a2200157   450000500170000000600040001700700040002100800040002502000180002904000080004705000250005524501300008026000690021030000240027965000160030320170713112056.0000000000  a9788122408393  aUOE  aS619. W38b.T73 1996  aTraditional harvesting systems :bAn ecological economic survey /cedited by Bhuban C. Barah in association with Uma, Shankar  aNew Delhi ;bNew age international Limited, Publishers ,cc1996.  aiv ; 242p. :bill ,  xAgriculture