Montana State University

Fertilizer Information

Determining Fertilizer Rates links to publications related to fertilizer rates
Enhanced Efficiency Fertilizers (pdf)
Fertilizer Calculator form allows you to generate fertilizer recomendations using soil test results
Fertilizer Economics links related to fertilizer economics
Fertilizer Facts links to published Fertilizer Fact sheets
Fertilizer Guidelines for MT crops (pdf)
Precision Nutrient Management Blog posting research updates, field work pictures and meeting presentations
4R Plant Nutrition: A Manual for Improving the Management of Plant Nutrition An International Plant Nutrition Institute publication in support of 4R Nutrient Stewardship. for information about this manual and an order form, please go to
Nutri-Facts are fact sheets written by scientific staff of the International Plant Nutrition Institute (IPNI) that focuse on essential plant nutrients and their use.
Nutrient Stewardship - a website to enhanced understanding, adoption and promotion of 4R nutrient stewardship