Hilgardia
Hilgardia
Hilgardia
University of California
Hilgardia

Caterpillar damage to tomatoes: Results based on one-year survey indicate no evidence of resistance to insecticides in nine commercial tomato fields

Authors

John Underhill
A. E. Micholbacher

Authors Affiliations

John Underhill is Farm Advisor, San Joaquin County, University of California; A. E. Michelbacher is Professor of Entomology, University of California. Berkeley.

Publication Information

Hilgardia 10(8):13-13. DOI:10.3733/ca.v010n08p13. August 1956.

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Abstract

Suspected resistance to DDD and DDT in controlling caterpillars attacking tomatoes—the corn earworm, in particular—was investigated in San Joaquín County during the 1955 season.

Underhill J, Micholbacher A. 1956. Caterpillar damage to tomatoes: Results based on one-year survey indicate no evidence of resistance to insecticides in nine commercial tomato fields. Hilgardia 10(8):13-13. DOI:10.3733/ca.v010n08p13
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