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Blue alfalfa aphid: Economic threshold levels in southern California
Authors
Raj SharmaVern Stern
Authors Affiliations
Raj Sharma is Entomology Farm Advisor, Cooperative Extension, Imperial County; Vern Stern is Professor of Entomology, U.C., Riverside.Publication Information
Hilgardia 34(2):16-17. DOI:10.3733/ca.v034n02p16. February 1980.
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Abstract
A deceptively low count on new regrowth may signal a population buildup and potential crop loss.
Sharma R, Stern V. 1980. Blue alfalfa aphid: Economic threshold levels in southern California. Hilgardia 34(2):16-17. DOI:10.3733/ca.v034n02p16
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