Reining in Soil’s Nitrogen Chemistry
American Society of Agronomy (ASA), Crop Science Society of America (CSSA), Soil Science Society of America (SSSA)The compound urea is currently the most popular nitrogen soil fertilizer. It’s a way to get plants the nitrogen they need to grow. There’s just one problem with urease: it works too well! New research suggests farmers may have a choice in how they slow the release of nitrogen, depending on their soil’s acidity.