Dimond was a pioneer in disease physiology and conducted studies on Dutch elm disease and wilt diseases. He developed chemotherapy to control Dutch elm disease and conducted fungicide research, aiding in the development of ethylenebisdithiocarbamate (EBDC) fungicides. Dimond studied at the University of Wisconsin and received his Ph.D. degree in 1939 under the direction of B. M. Duggar. He spent most of his career at the Connecticut Agricultural Experiment Station. Dimond coedited Plant Pathology, An Advanced Treatise with J. G. Horsfall in 1959. Dimond served as APS president in 1964 and was elected a fellow of the society in 1966.
(Submitted for publication in July 2008.)
