Scout Now for Alfalfa Weevil Feeding

Scout Now for Alfalfa Weevil Feeding

May 8, 2009

Alfalfa Weevil Prediction Map

Accumulated growing degree days (GDD) from Jan. 1 to May 6, using a base of 48°F. Alfalfa growers across the state should be scouting for alfalfa weevils.  Maximum feeding damage will occur from about 450 to 600 accumulated GDDs. See the May 1 CropWatch for information on scouting and control options. (Note: The -50 GDD is an anomaly in the mapping program for a select area.)

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