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1010 10th Street
Modesto, CA 95354
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University of California Cooperative Extension

Roger Duncan

Director

Roger Duncan has been the pomology and viticulture advisor for the University of California Cooperative Extension in Stanislaus County since 1995 and began serving as Director in December, 2016. He conducts research and education programs directed towards growers, pest control advisors, consultants and other industries related to the approximately 200,000 acres of almonds, peaches, and wine grapes in Stanislaus County. His research efforts include evaluation of rootstocks, varieties, orchard design and pruning systems, alternatives to pre-plant fumigation, labor reduction in peaches, tree fertility and integrated pest management. Roger received his Bachelor of Science degree in plant pathology from UC Davis and a Master of Science in Plant Science from CSU Fresno.

Copyright © Stanislaus County, California 2017

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