Hilgardia
Hilgardia
Hilgardia
University of California
Hilgardia

Rapid spread of alfalfa pest: Spotted alfalfa aphid infests about of state's alfalfa acreage within two years after its discovery in California

Authors

Ray F. Smith
John E. Swift
Jack Dibble

Authors Affiliations

Ray F. Smith is Associate Professor of Entomology, University of California, Berkeley; John E. Swift is Extension Entomologist, University of California, Berkeley; Jack Dibble is Extension Field Technologist, University of California, Berkeley.

Publication Information

Hilgardia 10(2):5-15. DOI:10.3733/ca.v010n02p5. February 1956.

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Abstract

The worst pest of alfalfa ever to reach California has spread within two years to 33 alfalfa-producing counties.

Smith R, Swift J, Dibble J. 1956. Rapid spread of alfalfa pest: Spotted alfalfa aphid infests about of state's alfalfa acreage within two years after its discovery in California. Hilgardia 10(2):5-15. DOI:10.3733/ca.v010n02p5
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