TY - BOOK AU - Hawksworth DL (ed.) TI - The Biodiversity of Microorganisms and Invertebrates : Its Role in Sustainable Agriculture : Proceedings of the First Workshop on the Ecological Foundations of Sustainable Agriculture (WESFA 1), London 26-27 July 1990 U1 - 577 PY - 1991/// CY - UK PB - CAB INTERNATIONAL KW - The Biodiversity of Microorganisms and Invertebrates : Its Role in Sustainable Agriculture : Proceedings of the First Workshop on the Ecological Foundations of Sustainable Agriculture (WESFA 1), London 26-27 July 1990 ER -