Other Resources

Fertilizer Calculator

An online calculator for N-P-K fertilizers.

The University Of Minnesota Extension

Offers a wealth of information on gardening, horticulture, farming, and many other subjects.

For Homeowners

• Soil Test Interpretations and Fertilizer Management
• Yard & Garden Info

For Farmers

• Nutrient Management Site
• Crop Calculators 
• Minnesota Soil Management Series
• Nutrient Management for Commercial Fruit and Vegetables
• Corn Fertilizer Bulletin
• A Soil N Test Option For N Recommendations With Corn
• Nitrogen
• Phosphosus and Potassium
• Micro- and secondary nutrients

Other

• Lime Needs in Minnesota
• Liming Materials for Minnesota Soils

 

County Extension Offices & Educators

Can help further diagnose soil or plant problems.

 

Agricultural & Gardening Information

Online information from the U of Minnesota Extension Service

 

Natural Resources Conservation Service

General background information on soils.

 

U of MN Research Analytical Laboratory

For University researchers and other public service agencies (inorganic chemical analyses available on a wide variety of materials).

 

Department of Soil, Water, and Climate

This department has a wide variety of experts and researchers on issues related to soils and nutrient management and is the home department for the Soil Testing Laboratory.