Calag Archive
Calag Archive
Codling moth investigations: Severe infestations in northern California walnut orchards in 1958 followed conditions favorable to the second brood
Publication Information
California Agriculture 13(4):11-11.
Published April 01, 1959
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Abstract
The attack on walnuts by the first brood of codling moth in 1958 was light but favorable environmental conditions during the development of the second brood resulted in a marked upward surge in the number of nuts infested by harvest time.