New materials for codling moth: New compounds evaluated for control of codling moth should resistance to DDT be developed by the pest in California
Harold F. Madsen, University of California
Stanley C. Hoyt, University of California
California Agriculture 11(3):6-14. DOI: 10.3733/ca.v011n03p6.
Harold F. Madsen is Assistant Entomologist, University of California, Berkeley. Stanley C. Hoyt is Research Assistant, University of California, Berkeley.
Abstract Not Available – First paragraph follows:
An increasing number of reports of codling moth resistance to DDT—although none of the cases occurred in California—prompted the testing of several new materials for codling moth control during the 1956 season.
The above progress report is based on Research Project No. 806