Manure analysis is strongly recommended to help farmers know the value of manure applied to their crops in place of commercial fertilizer. Using manure in place of commercial fertilizer often results in increased crop yields, but accurate analysis of the manure is crucial.

• Manure Analysis Proficiency Laboratories
• Certified Manure Testing Laboratories 

• 2008 First Round Results (PDF: 1.38 MB / 163 pages)
• Preparing samples for the MAP Program (PDF: 2.63 MB / 97 pages)
• Manure Analysis Proficiency (MAP) Program - Final Report (PDF: 1.39 MB / 117 pages)
• 2nd Round 2009 Report Form (MS Excel: 41 KB / 1 page)

• MAP Program Proficiency Report - 2010 - Round 2 (PDF: 262 KB / 4 pages)

MDA Contact

Jerry Floren
jerry.floren@state.mn.us
651-201-6642 • Fax: 651-201-6112
Pesticide & Fertilizer Management Division