Dennis R. Keeney

Sustainability of Agricultural Systems in Transition: Proceesings of an International Symposium, "Sustainability in Agricultural Systems:, Baltimore, ... 22 Oct. 1998 (Special Publications Number 64)  William A. Payne Dennis R. Keeney Srinivas C. Rao Paperback. Amer Society of Agronomy, 2001-12-01 ISBN 9780891181491     Bugs in the System: Redesigning the Pesticide Industry for Sustainable Agriculture  William Vorley Dennis R. Keeney Hardcover. Earthscan Publications, 1998-06 ISBN 9781853834301