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Figure

When making sweep net samples, swing the net from side to side in an 180° arc, keeping the net below the tops of the alfalfa plants until the end of the sweep.

Adapted from Statewide IPM Program, 1981, Integrated Pest Management for Alfalfa Hay. Oakland: UC ANR Publication 3312.


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