Optimum Soil Test Levels for Wisconsin

SKU A3030

Author(s) Keith Kelling, Larry Bundy, Sherry Combs, John Peters.

This detailed publication explains the meaning of ratings for phosphorus, potassium, and other mineral elements in Wisconsin soil tests. Farmers, gardeners, and others can use this to evaluate the overall fertility of their soil and whether to invest in lime or fertilizer for greater economic return, plant health, or crop quality (8 pages; Revised in 1999).