I’ve already applied all my nitrogen in corn at planting, but heavy rains are making me wonder if my corn will be deficient.

AMES, Iowa – The soil fertility tests farmers have used for decades to measure nitrogen levels don’t account for the vast majority of the nitrogen in soils, so Iowa State University scientists helped ...

Nitrogen levels in 2022, a year that had both wet and dry weather, were more typical, in contrast to 2021, when it was extremely dry, an Agvise Laboratories Inc. staff member says. John Breker, soil ...

Nitrogen is often the most limiting nutrient in growing plants. When deficient, plant yields and quality are reduced. However, excessive nitrogen applications could cause concerns in water quality and ...

Your corn requires plenty of nitrogen for optimal yield, and split applied, sidedressed fertilizer might be a good fit. Before application, it’s important to perform soil testing to figure out when to ...

Keeping nitrogen (N) use front and center is a good season-long management consideration for corn, notes Missy Bauer, Farm Journal Field Agronomist and owner of B&M Crop Consulting, Coldwater, Mich.

Revised Document Prepared by: A.L. Shober, K.L. Gartley, and J.T. Sims Department of Plant and Soil Sciences, University of Delaware Unlike other nutrients, such as potassium or phosphorus, the ...

One of the essential nutrients for vigorous crop production is nitrogen. Yet most routine tests done in commercial soil testing labs do not measure available nitrogen in the soil. Soil scientists ...

Most lawn problems are solved by guessing. The grass looks pale, you add nitrogen. The moss comes back, you spread iron. The ...