Soybean rust: status and risk

Observations of soybean rust in southern states indicate that the pathogen ( Phakopsora pachyrhizi ) is beginning to move northward towards Illinois. Based on current movement, soybean rust likely will arrive in Illinois again this year, but it may not be in the state early enough to cause any... Read more

Statewide Surveys in Illinois Reveal Overall Low Numbers of Corn and Soybean Insects

Recently, statewide surveys of insects in corn and soybean fields were conducted in 28 counties across Illinois. The surveys were performed by sampling five corn and five soybean fields (randomly selected) per county during two periods (August 1 through 6, and August 14 through 16). In each... Read more

Soybean Aphid Activity Picks Up in Northern Illinois

On the morning of August 12, Russ Higgins, University of Illinois Extension Commercial Agriculture Educator, Northern Illinois Agronomy Research Center, sampled soybean fields in DeKalb, Grundy, Kendall, and LaSalle counties. In four of seven commercial soybean fields, he detected soybean aphids in... Read more

Will The Corn and Soybean Crops Get Finished?

Late planting and weather that continues to be cooler than normal into August has many wondering if the corn and soybean crops will reach maturity and harvest moisture within a reasonable time this fall. Crop conditions remain good for both crops, but crop development, including pod formation and... Read more

Palmer amaranth: what should you do if you find it in your fields?

Recently, we have identified populations of Palmer amaranth in several Illinois counties. The density of many populations is relatively low, and often these plants occur only in small patches. However, a few scattered plants this year can lead to severe infestations within only a few years. We... Read more

Demand prospects for old-crop and new-crop soybeans

The recent sharp break in old-crop soybean prices and basis means that the market believes that supplies will be fully adequate until the harvest of the new crop begins in six or seven weeks, said Darrel Good, a University of Illinois agricultural economist. “For that to be the case, the domestic... Read more

Assessing the risk of white mold (Sclerotinia stem rot) of soybean in 2013

White mold of soybean (a.k.a. Sclerotinia stem rot), caused by the fungus Sclerotinia sclerotiorum , is a disease that can occur in the northern half of the state in cool, wet years. The most recent white mold epidemic in Illinois occurred during the 2009 season, where several fields in the... Read more

Corn and Soybean Crops at Mid-Season

The third week of July brought above-normal temperatures to much of Illinois. This is expected to be temporary, with temperatures the fourth week expected to return to normal. Because soils in most areas had enough water to carry the crop through the week, we don’t think the high daytime... Read more

Corn and soybean production prospects continue to evolve

The corn and soybean markets continue to reflect uncertainty about the potential size of the 2013 U.S. corn and soybean crops. Over the past month, December 2013 corn futures have traded in an 80 cents range, and November 2013 soybean futures have traded in a $1.00 range as production expectations... Read more

Controlling Large Horseweed and Waterhemp in Soybean

The volume of inquiries about how to control large (taller than 12 inches) horseweed (a.k.a. marestail) and waterhemp in soybean has remained consistent over the past 10 days. The answer can be summarized as follows: there are NO postemergence herbicides that will consistently control these very... Read more