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Environmentally sound agriculture: William Lockeretz (Editor). Selected Papers from the Fourth International Conference on the International Federation of Organic Agriculture Movements,Cambridge, MA 18–20 August 1982, Praeger,New York, 1983, 426 pp., tables and diagrams,ISBN 0-03-062863-6
Authors:Herbert H. Koepf
Affiliation:Emerson College Forest Row, Sussex RH18 5JX Gt. Britain
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