MSU Fertilizer Recommendations
Soil testing fields every 3-4 years provides farmers with information on the nutrients that are available to support crop growth. For information on how to collect soil samples to where to submit, visit the MSU Soils website.Current soil test results from other labs can be entered into the MSU Fertilizer Recommendation Program to calculate the MSU Recommendation.
http://www.soil.msu.edu/2016-ag-innovations-focus-on-soils-handout/
http://www.soil.msu.edu/phosphorus-recommendation-guidelines/
Additional Information:
Recommended Chemical Soil Test Procedures for the North Central Region
Tri-State Fertilizer Recommendations- (Bulletin E-2567)
Phosphorus (P) and Potassium (K) Recommendations
MSU Soil Testing Lab Recommendations for Phosphorus Applications to Turfgrass