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Dectes Stem Borer and Lodged Soybeans

Many soybean growers have had problems with lodging at harvest this year. The primary culprit for this (as for many of our woes this fall) was the extended period of unfavorable weather that we have suffered.… Read more

Precautions for Dicamba use in Xtend Soybean

The extension weed science programs at The Ohio State University, Purdue University, and the University of Illinois recently collaborated to revise suggestions and precautions for use of dicamba in dicamba-resistant soybean.  The United States Environmental Protection Agency renewed labels of Xtendimax, Engenia, and FeXapan last October, and this updated extension weed science publication offers additional suggestions to help further reduce off-target dicamba movement.… Read more

Too wet to sample for SCN?

Soybean Cyst Nematode is an extremely important, yield limiting pathogen of soybeans in Illinois, reducing yields an average of 1-3% across the state.  As I have written in earlier posts, sampling your fields every 3-5 years to assess SCN levels and HG types is the first step in managing this issue. … Read more

Notes on fall fertilization

With harvest winding down in most of Illinois after another year with high to very high yields, it’s time to review some basics of fall fertilization. Neither fertilizer nor grain prices are historically high, so there’s reason to be aware of costs while making sure to cover the nutrient basics.… Read more

Setting the record straight on Tar Spot

Remember that game of telephone we played as kids?  One person says something in to the ear of another and after passing through 10 people or so the starting message, “I like peanut butter” ends up as, “John licks turtles.”  Sometimes that can happen with information pertaining to plant diseases. … Read more

Video update on Tarspot in the Midwest

Tarspot in corn continues to be the hot topic in our field crops this season.  I put together a brief update on what we know based on this seasons observations, which can be found by clicking this link.… Read more

And the Survey Says…

Figure 1. What pests were most prevalent in Illinois corn and soybeans in 2018? The survey says…

 

For those that attended Agronomy Day this past August, the title and above graphic may look familiar. As field and research season winds down, we’re able to finish collecting and summarizing data.… Read more

Corn Hybrid Response to Tar Spot

Hybrid resistance is a key component for managing many plant pathogens.  To access a new sheet on hybrid response to tar spot in corn click the following link: Corn Hybrid Response to Tar Spotfin.docx.

We are currently rating multiple variety trials in affected areas across states to generate more hybrid-specific data. … Read more

Will the August 1 crop yield predictions hold up?

Illinois corn and soybean yields in 2018 were predicted in the August 1 NASS report (released on August 10) to be 205 and 65 bushels per acre, respectively, both an all-time record for this great state.Read more

Soybean Gall Midge: New Pest of Soybean in Nearby States

Producers in Nebraska, Iowa, and South Dakota have been dealing with gall midges in soybean. This is a fly in the family Cecidomyiidae, which is the same family as the Hessian fly, sorghum midge, and several other agricultural pests.… Read more