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research article

Filbertworm control: Experimental insecticides show promise in tests on northern California walnuts

authors

A. H. Retan, University of California.
G. R. Post, University of California.
A. E. Michelbacher, University of California, Berkeley.

publication information

California Agriculture 13(7):13-14. DOI: 10.3733/ca.v013n07p13. July 1959.

author affiliations

A. H. Retan is Farm Advisor, Butte County, University of California. G. R. Post is Farm Advisor, Sutter County, University of California. A. E. Michelbacher is Professor of Entomology, University of California, Berkeley.

abstract

Abstract Not Available – First paragraph follows:

In the second year of tests, Guthion and Sevin–not yet released for use on walnuts–again showed encouraging control of the filbertworm on Payne and Franquette walnuts.


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