Fields should be scouted for alfalfa weevils because the larvae can be very destructive to first-cut alfalfa. Weevils remove leaf tissue, beginning with the new leaves at the top of the plant and working down the stem to other leaves. Weevils´ feeding reduces forage quality and quantity. Includes table of economic thresholds.
Organization |
Iowa State University Extension |
Publisher |
Iowa State University |
Published |
April, 2004 |
Material Type |
Written Material |