22 Jan 2018 0 Comments By Illinois NREC Investment Insights cereal rye, corn, cover crop, Crop Management, Crop rotation, Douglas County, drainage water, Lowell Gentry, nitrate leaching, Nitrogen, NREC, radish, soybeans, turnip, University of Illinois, variable rate, wheat, yield Investment Insight Featured this month is research by Lowell Gentry from the University of Illinois.