Bulletins
- Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa, 2020 Bulletin 974 - available free pdf download or for purchase as a print publication.
- Training Manual: Ohio Agricultural Fertilizer Applicator Certification Bulletin 842
- Key Changes in the Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa, 2020
- Identifying Critical Resource Concerns and Best Management Practices for Implementation Bulletin 969 or Purchase PDF Copy
- Identifying Critical Resource Concerns and Best Management Practices for Implementation Bulletin 969 WEB VERSIONÂ
Soil Testing and Analysis
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Soil Sampling to Develop Nutrient Recommendations (AGF 513-12)
- Choosing a Laboratory for Nutrient and Soil Health Testing (ANR-0107-22)Â
- Interpreting a Soil Test Report (AGF-514-22)
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Calculating Cation Exchange Capacity, Base Saturation, and Calcium Saturation (ANR-81)
- Recommended Chemical Soil Test Procedures for the North Central Region NCR-13
- Soil Testing and Nutrient Application Practices of Ohio Agronomy Retailers
Developing Nutrient Recommendations
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Nutrient Management of Forage Crops Intended for Hay (ANR-109-22)
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Developing Phosphorus and Potassium Recommendations for Field Crops (AGF-515-22)
- Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa, 2020 - available free pdf download or for purchase as a print publication.Â
- Fertilizer Calculator for Ohio (Version 2021) Excel Spreadsheet to calculate P, K and Lime Recommendations
pH and Liming
- Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa, 2020 (Condensed Version)-pH & Liming
- Lime Recommendation and Cost Comparison Worksheet
- Soil Acidity and Liming for Agronomic Production (AGF-505)
- Soil Acidification-How to Lower Soil pH (AGF-507)
- Understanding Value in Lime (ANR-9)
- Lime Application Rate Calculator (Excel Spreadsheet)
Nitrogen
- Corn Nitrogen Rate Calculator
- Concepts and Rationale for Regional Nitrogen Rate Guidelines for Corn MRTN
- Spring Nitrogen Management for Wheat in Years of High Nitrogen Prices
- Nitrogen and the Hydrologic Cycle
- Best Management Practices: Using Starter Fertilizer
Phosphorous
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Soil Phosphorus and Crop Response to Phosphorus Fertilizer in Ohio (ANR-0146)
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Ohio Phosphorus (P) Use by Crop Reporting District (ANR-0144)
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Understanding How Soil Test Phosphorus Impacts Water Quality (ANR-0111)
- Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa, 2020 (Condensed Version)-Phosphorus Tables
- Phosphorus Nutrient Management for Yield and Reduced P Loss at Edge of Field (AGF-509-19)
- Nutrients Removed with Harvested Corn, Soybean, and Wheat Grain in Ohio (ANR-74-19)
- Converting between Mehlich-3, Bray P, and Ammonium Acetate Soil Test Values (ANR-75-19)
- Understanding Soil Tests for Plant-Available Phosphorus (2007)
Potassium
- Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa, 2020 (Condensed Version)-Potassium Tables
- Converting between Mehlich-3, Bray P and Ammonium Acetate Soil Test Values (ANR-75)
Micronutrients
Other Ohio Nutrient Management Publications
- Ohio Data That Shaped the 1995 Tri-State Fertilizer Recommendations (AGF-518)
- Ohio Agronomy Guide (Purchase Print Copy) or Purchase PDF Copy
- Corn, Soybean, Wheat, and Forages Field Guide or Purchase PDF Copy
- Archived copy Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat and Alfalfa E-2567 (1995)
Manure and Organic Nutrients
- Nutrient Management Workbook Printed Version
- eNutrient Management Workbook (Excel Spreadsheet)
- Manure Nutrient Rate and Value Calculator Version 2 (Excel Spreadsheet)
- Ohio Livestock Manure Management Guide (Bulletin 604)