Hilgardia
Hilgardia
Hilgardia
University of California
Hilgardia

Resistance to fumigation: Studies of outbreak in southern California reveal resistance to hydrogen cyanide fumigation persists

Authors

Paul D. Gerhardt
David L. Lindgren

Authors Affiliations

Paul D. Gerhardt is Assistant Entomologist, University of California College of Agriculture, Riverside; David L. Lindgren is Entomologist, University of California College of Agriculture, Riverside.

Publication Information

Hilgardia 5(10):7-12. DOI:10.3733/ca.v005n10p7b. October 1951.

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Abstract

Citricola scale–Coccus pseudomagnoliarum (Kuw.)–in citrus growing areas of California is still resistant to hydrogen cyanide–HCN–fumigation.

Gerhardt P, Lindgren D. 1951. Resistance to fumigation: Studies of outbreak in southern California reveal resistance to hydrogen cyanide fumigation persists. Hilgardia 5(10):7-12. DOI:10.3733/ca.v005n10p7b

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