Extension Publications


Newsletter Articles

Conference Proceedings and Reports


download pdf file of featured publication

Nutrient Considerations with Corn Stover Harvest
John Sawyer, Antonio Mallarino
Weigh the relationships between corn stover harvest (as compared to grain only harvest) with the research presented in this publication. Make informed decisions about using stover harvest for bioenergy and using corn residue for soil sustainability. Find corn N, P, and K fertilization recommendations needed to maintain desirable soil-test values.


Quick Links

Corn Nitrogen Rate Calculator

ISU Extension and Outreach Store

ISU Integrated Crop Management

ISU Integrated Crop Management Blog

North Central Extension-Industry Soil Fertility Conference