Beet curly top virulence increased
Authors
Andrew C. MagyarosyJames E. Duffus
Authors Affiliations
Andrew C. Magyarosy is a plant pathologist, Department of Cell Physiology, University of California, Berkeley; James E. Duffus is a plant pathologist, USDA-ARS, U.S. Agricultural Research Station, Salinas, California.Publication Information
Hilgardia 31(6):12-13. DOI:10.3733/ca.v031n06p12. June 1977.
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Abstract
Recent curly top isolates from San Joaquin Valley sugar beet fields and the foothills are more virulent than those collected in the 1950s and 1960s. The beet leafhopper (showm below, 48 times life size) carries the disease between crops and weed plants.
Magyarosy A, Duffus J. 1977. Beet curly top virulence increased. Hilgardia 31(6):12-13. DOI:10.3733/ca.v031n06p12
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