Look through Clain's presentations for information on determining fertilizer rates.
- Determining Fertilizer Rates links to publications and safe seed-placed rate calculation App
- Enhanced Efficiency N & P fertilizers (Recorded seminar by Dr. Bryan Hopkins, Brigham Young Univ.)
- Fertilizer Calculator form allows you to generate fertilizer recommendations using soil test results
- Fertilizer Economics links related to fertilizer economics
- Fertilizer Factslinks to published Fertilizer Fact sheets
- Fertilizer Guidelines for MT crops (EB0161)
- Care with fertilizer and seed placement, by International Plant Nutrition Institute
- Fertilizer Seed Damage Calculator, by South Dakota State University and the International Plant Nutrition Institute
- 4R Plant Nutrition: A Manual for Improving the Management of Plant Nutrition: An International Plant Nutrition Institute publication in support of 4R Nutrient Stewardship
- Nutri-Facts are fact sheets written by scientific staff of the International Plant Nutrition Institute (IPNI) that focus on essential plant nutrients and their use.
- Nutrient Stewardship - a website to enhanced understanding, adoption and promotion of 4R nutrient stewardship
- Orchard Nutrition - guide from the Western Agricultural Research Center in Corvallis, MT