Publisher Summary This chapter lists the contributors of the book Advances in Agronomy. This includes J. C . Fournier (I), National Institute of Agricultural Research, Department of Soil Science, Laboratory of Soil Microbiology, DiJon Cedex, France; Umesh C. Gupta, Research Branch, Research Station, P.O. Box 1210, Agriculture Canada, Charlottetown, Prince Edward Island, Canada CIA 7M8; and M. G. Hale, Department of Plant Pathology and Physiology, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061.