Issue No. 17/July 21, 2006
Agronomy Field Day
Tuesday, August 1 is the date for the Agronomy Field Day at the University of Illinois Northern Illinois Agronomy Research Center in Shabonna.
Fall 2006 Courses in the Off-Campus Graduate Studies Program
Courses in insect pest management (taught by videoconference at four locations) and in soil fertility and fertilizers (taught online) will be offered this fall by the University of Illinois.
An Inventory of Field Crop Insect Issues in the Midwest
Synopses are presented of July 18 reports from extension entomologists in Illinois, Indiana, Iowa, Michigan, Minnesota, Nebraska, Ohio, and Wisconsin.
Annual Corn Rootworm "Digs" Have Begun
Research in the University of Illinois Insect Management and Insecticide Evaluation program is discussed.
Insect (and Mite) Coming Attractions?
Reports from Illinois producers and Midwest entomologists suggest watching in coming weeks for soybean aphids, twospotted spider mites, woollybear caterpillars, bean leaf beetles, and green stink bugs.
Numbers of Soybean Aphids Still Small, But Keep Watching
Though development of soybean aphid populations slows at temperatures above 90, a return to gentler temperatures will benefit population buildup.
Odd Wilt Symptoms in Soybeans
Especially across the central part of Illinois, Phytophthora has become a concern, but symptoms are different from those typically seen.
Can Corn and Soybean Crops Handle the Heat?
The effects of very high temperatures on corn and soybean crops are discussed.
Reports are provided this issue for northern, southern, and west-central Illinois.