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Blue alfalfa aphid: Economic threshold levels in southern California

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Authors

Raj Sharma, Cooperative Extension, Imperial County
Vern Stern, U.C., Riverside

Publication Information

California Agriculture 34(2):16-17.

Published February 01, 1980

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Abstract

A deceptively low count on new regrowth may signal a population buildup and potential crop loss.An invader from the Orient, the blue alfalfa aphid, is proving far more damaging to alfalfa than the pea aphid, especially when no natural enemies are present. Fortunately, it is easy to kill with the materials registered for controlling other types of aphids on alfalfa.

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Blue alfalfa aphid: Economic threshold levels in southern California

Raj Sharma, Vern Stern
Webmaster Email: wsuckow@ucanr.edu

Blue alfalfa aphid: Economic threshold levels in southern California

Share using any of the popular social networks Share by sending an email Print article
Share using any of the popular social networks Share by sending an email Print article

Authors

Raj Sharma, Cooperative Extension, Imperial County
Vern Stern, U.C., Riverside

Publication Information

California Agriculture 34(2):16-17.

Published February 01, 1980

PDF  |  Citation  |  Permissions

Author Affiliations show

Abstract

A deceptively low count on new regrowth may signal a population buildup and potential crop loss.An invader from the Orient, the blue alfalfa aphid, is proving far more damaging to alfalfa than the pea aphid, especially when no natural enemies are present. Fortunately, it is easy to kill with the materials registered for controlling other types of aphids on alfalfa.

Full text

Full text is available in PDF.

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