Nutrient Content for Dairy and Swine Manure in Wisconsin, 1998-2010 John Peters, Department of Soil Science, UW-Madison The nutrient value of manure can be assigned by using estimated “book” or average available N, P2O5 and …
Fertility & Soil
Average Soil Test Phosphorus and Potassium Levels Decline in Wisconsin
Average Soil Test Phosphorus and Potassium Levels Decline in Wisconsin John Peters, Department of Soil Science Soil test data from over five million samples collected from Wisconsin farmland and analyzed by both public and private …
Nitrogen Rate of Return Calculator UPDATED
Nitrogen Rate of Return Calculator UPDATED Mike Rankin, Crops and Soils Agent,UW Extension-Fond du Lac Co. A simple spreadsheet can be used to evaluate different net return per acre scenarios involving nitrogen (N) source, N cost, and …