According to the USDA’s latest Crop Progress report, nearly 20 percent of the nation’s corn has been planted as of April 26, 2015, compared to 17 percent last year, 9 percent last week, and the five-year average of 25 percent.
By Lisa Schlessinger, Natalie West, and A. Bryan Endres, University of Illinois
Large scale management of weed populations is vital to decreasing propagule pressure and reducing weed seedbanks. Unfortunately, demands for improved management techniques will escalate in many areas as herbicide resistance (HR) expands.
Large populations of black cutworms reported last week in Indiana and Kentucky means Ohio farmers can soon expect to see the migratory moths in the Buckeye State, an entomologist with the College of Food, Agricultural, and Environmental Sciences at The Ohio State University said.
A website developed by plant pathologists from Purdue University and a nationwide partnership of research institutions could help farmers better understand and respond to the threat of mycotoxins and ear rots in corn.
By David Reinbott, University of Missouri Extension
A lot of farmers may be switching to soybeans because of the high cost of growing corn. USDA’s first estimate for corn acreage in 2015 came in at 89.2 million acres, down about 1.5 million from last year.
In Illinois, 2015 gross revenues for corn are projected to be lower than 2014 gross revenues. In 2015 for corn, gross revenues are projected in the mid to high $800 per acre range for farms in Northern and Central Illinois with high-productivity farmland.
The equation for calculating Iowa’s Corn Suitability Ratings (CSR) was recently updated and designated Corn Suitability Rating 2 (CSR2). The updated equation provides every user an opportunity to calculate the rating for each soil map unit identified in Iowa.