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New bacterial leaf disease “Bacterial leaf streak” identified in one northern Illinois County

Extension Staff Join with other Agencies to Survey Illinois for New Corn Disease 2016: The USDA just announced the presence of Bacterial leaf streak in corn, as determined by recent surveys of the Corn Belt states. … Read more

How can we improve your experience with the Pest Degree Day Calculator?

Insects require a certain amount of heat to develop from one stage in their life cycle to another (eggs to larvae to pupae to adults). Degree-days measure insect growth and development in response to daily temperatures.… Read more

A Mixed Bag of Insect Densities in 2016 Corn and Soybean Surveys

Once again, statewide surveys of insects in corn and soybean fields were conducted during the summer of 2016.  A total of 33 counties were surveyed this year. The surveys were performed during the first week of August by sampling five corn and five soybean fields per county.… Read more

Agronomy Day 2016

Agronomy Day is a collaborative field day hosted by the Department of Crop Sciences in partnership with several academic units in the College of Agricultural, Consumer and Environmental Sciences (ACES). From nitrogen management to drone demonstrations Agronomy Day shares cutting-edge research with practical implications for your farm or business.… Read more

“Tip-back” and the 2016 corn crop

Although my post last week reflected the current optimism about yield prospects for the 2016 Illinois corn crop, there has been some recent discussion about unfilled ear tips and whether or not this might mean lower yields than the appearance of the crop leads us to believe.… Read more

Remain Vigilant for Palmer amaranth

Palmer amaranth (Amaranthus palmeri) has garnered much attention recently in both academic discussions and popular press releases, and with good reason.  Among the weedy species of Amaranthus, Palmer amaranth has the fastest growth rate and is the most competitive with the crops common to Midwest agronomic cropping systems. … Read more

Soybean: crunch time to come

The 2016 Illinois soybean story is similar to the corn story; current (July 24) crop ratings for both crops are similar to those we saw in 2014, when we produced the highest-ever yields for both crops.… Read more

Is the 2016 corn crop as good as it looks?

With the exception of a few cool and wet periods in May and some areas of southeastern Illinois that stayed wet and were planted late, the 2016 growing season has been very good so far. The Illinois corn crop was planted a little earlier than normal, stands are excellent, and the crop has had outstanding leaf color throughout the spring and into mid-summer.… Read more

Insect Briefs – Soybean Aphids, Syrphid Flies, and More

–  Russ Higgins, University of Illinois Extension reports finding a couple of soybean aphids in LaSalle County this week. This follows some earlier reports in July of soybean aphids being found in low numbers in Iowa.… Read more

2016 Ewing Agronomy Field Day – July 28

We invite everyone to the University of Illinois Extension Ewing Agronomy Field Day Thursday, July 28, 2016 starting at 9 a.m. at the Ewing Demonstration Center.  Every growing season presents challenges to production, and this year is no exception! … Read more