Western Corn Rootworm Adult Emergence has Begun
Western corn rootworm adult emergence is underway across east central Illinois. On July 1, Nick Tinsley, Research Specialist in the Department of Crop Sciences, observed his first adult male western corn rootworm of the growing season just south of Urbana within a University of Illinois research plot. Later that day, Joe Spencer, Associate Research Professor, Illinois Natural History Survey, observed five western corn rootworm adults after about 20 minutes of searching in his research plots north of Urbana.…