TY - BOOK AU - Hawksworth,D.L. ED - Workshop on the Ecological Foundations of Sustainables Agriculture TI - The biodiversity of microorganisms and intertebrates: its role in sustainable agriculture : Proceedings of the first workshop on the Ecological Foundations of Sustainable Agriculture (WEFSA) : London , 26-27 July , 1990 AV - S589.7 W67 1991 PY - 1991/// CY - Wallingford, UK PB - C.A.B. International KW - Biological diversity KW - Congresses N1 - Includes bibliographical references and index ER -