00834nam0-22002651i-450-99000210099040332120060306123157.00-309-03000210099FED01000210099(Aleph)000210099FED0100021009920030910d1989----km-y0itay50------baengUSAlternative agricultureCommittee on the Role of Alternative Farming Methods in Modern Production Agriculture, Board on Agriculture, National Research CouncilWashington D.C.National Academy Press1989448 p.25 cmITUNINARICAUNIMARCBK99000210099040332162 631.153.7(73) ALTDepa 6106DAGEADAGEAAlternative agriculture393970UNINA