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How to Manage Pests

Identification: Key to Aphids Commonly Found in Small Grains, Corn and Sorghum in California

Based on the key characteristics, the aphid is likely to be

Greenbug (Schizaphis graminum)

Photo of wingless greenbug

Photo of winged greenbug
Click on photos to enlarge

Find out more about greenbug in



Statewide IPM Program, Agriculture and Natural Resources, University of California
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Agriculture and Natural Resources, University of California

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