University of Wyoming researchers are studying whether applying an insecticide early in the season and herbicide at the same time controls alfalfa weevils and helps prevent a field from becoming a ...

A new publication released by University of Wyoming Extension assesses insecticide resistance in alfalfa weevil populations in Wyoming, Montana and Utah. (UW Extension Photo) A new publication ...

Alfalfa weevils in Montana have developed insecticide resistance, and there are some indications that it could happen in western South Dakota as well.

There are two common insects, namely alfalfa webworm and weevil, to look for in your alfalfa fields. We have been hearing a lot about abundance of alfalfa webworm moth in Colorado this year. Webworms ...

It is time to scout alfalfa fields for alfalfa weevil in Colorado. Weevil larvae are about 1¦20 inch long when they first hatch. They range in color from cream, to pale green, and are curved with ...

The multi-year Oklahoma Alfalfa Weevil Insecticide Resistance Study conducted by Oklahoma State University experts is showing how the dissemination of research-based information is key to maximizing ...

Root weevil feeding damage is most easily seen along the margins (edges) of leaves. White flies show up during hot weather. They can cause yellowing leaves and poor vigor if their populations are high ...

It is true the No. 1 alfalfa pest in Kansas has departed with the warm temperatures, but make no mistake: The alfalfa weevil will return and it will bring with it a ravenous appetite and spawn ...

UW graduate student Micah McClure examines a vial of insects he netted in research plots at the James C. Hageman Sustainable Agriculture Research and Extension Center near Lingle. The insects are ...