Codling moth infestations up: Damage to harvested walnuts increased markedly in northern California during the 1956 season in comparison with 1955
Authors
A. E. MichelbacherStephen W. Hitchcock
Authors Affiliations
A. E. Michelbacher is Professor of Entomology, University of California, Berkeley; Stephen W. Hitchcock is Research Assistant, University of California, Berkeley.Publication Information
Hilgardia 11(2):7-7. DOI:10.3733/ca.v011n02p7. February 1957.
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Abstract
Codling moth populations on walnuts vary from year to year but during the 1956 season—in all districts where investigations were conducted—there was a general rise in the seriousness of infestations.
Michelbacher A, Hitchcock S. 1957. Codling moth infestations up: Damage to harvested walnuts increased markedly in northern California during the 1956 season in comparison with 1955. Hilgardia 11(2):7-7. DOI:10.3733/ca.v011n02p7
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