01343oam 2200325z- 450 991055510070332119940526104743.60-89118-189-X(CKB)3810000000041606(EXLCZ)99381000000004160620210811c2015uuuu -u- -engOrganic farming current technology and its role in a sustainable agriculture : proceedings of a symposium /sponsored by Division S-3, S-4, S-6, S-8, and A-5 of the American Society of Agronomy, Crop Science Society of America, and the Soil Science Society of America in Atlanta, Ga., 29 Nov.-3 Dec. 1981 ; editorial committee, D.F. Bezdicek, chm. ... [et al.]John Wiley & Sons, Inc0-89118-076-1 Organic FarmingOrganic farmingCongressesSustainable agricultureCongressesOrganic farmingCongresses.Sustainable agricultureCongresses.631.5/84Francis Charles1218795Bezdicek David1230979Soil Science Society of America.Division S-3.American Society of Agronomy.Division A-5.Crop Science Society of America.BOOK9910555100703321Organic farming2858080UNINA