A study of Iowa farmers’ use of 4R Plus nutrient management practices offers insights into social, economic, and ecological influences on adoption that operate at both an individual level and within a larger, county-level context.The 4R approach to agricultural nutrient management aims to ensure use of the “right source” of nutrients at the “right rate,” the “right time” and in the “right place” for efficient use of fertilizers to avoid nutrient loss and maximize farm income.
AMES, Iowa Matthew Helmers, professor of agricultural and biosystems engineering at Iowa State University and director of the Iowa Nutrient Research Center, has been named the inaugural recipient of the Brent and Cindy Hart Professorship in the College of Agriculture and Life Sciences. Helmers was presented the professorship at a May 6 medallion ceremony hosted by Daniel J. Robison, holder of the Endowed Dean’s Chair in the College of Agriculture and Life Sciences.
Establishing perennial vegetation on the farm is the focus of a recent infographic produced by experts with Iowa State University Extension and Outreach.