Fertility
 Of Interest:
    Economic Nitrogen Recommendation Spreadsheet-2008!
         User's Guide for the New Nitrogen Recommendations

    Manure Balance Spreadsheet

    Manure Allocation Spreadsheet

    Bulletin 604 - Manure Management Guide - NOW Available Online!

    Lime Application Rate Calculator (Excel Spreadsheet)

    Tri-State Fertility Guide for Corn, Soybean, Wheat and Alfalfa

    Price Outlook for Fertilizers
    Responding to Higher Fertilizer Prices   
    Sampling Stategies for Soil Testing

    Collecting a Soil Sample

    Soil Testing Laboratories

Current Research Projects

• Current Research
• On-Farm Nitrogen Rate Studies - 2006 - NEW!

Fertility Fact Sheets and Bulletins

• Soil Acidification-How to Lower Soil pH (AGF507)
• Soil Acidity and Liming for Agronomic Production (AGF505)
• Understanding Soil Tests for Plant-Available Phosphorus
• Agronomy Guide (html version)
• Agronomy Guide (pdf version)
• Tri-State Fertility Recommendations for Corn, Soybeans, Wheat, and Alfalfa (html version)
• Tri-State Fertility Recommendations for Corn, Soybeans, Wheat, and Alfalfa (pdf version)
• Ohio Livestock Manure Management Guide (Bulletin 604)

Additional Fertility Information

• Fertility Field Guide for Ohio Corn Soybean Wheat and Alfalfa
• Sludge and Waste Application on Production Fields
• Soil Testing for Available Phosphorus
• Soil pH and Nutrient Availability
• Potassium Recommendations
• Calcium and Gypsum-What do they do for your soil?
• Foliar Fertilizer and Soybeans
• Purpling Corn Explained
• Where are micronutrient deficiencies likely to occur?
• Sidedrssing Corn What are the options?
• Application Rules for Nitrification and Urease Inhibitors
• Fertilizer needs with late planted crops
• Do I need additional Nitrogen with all the rain
• Which source of Nitrogen is best
• Late Season Nitrogen Applications
• Pop-up fertilizers
• Using Starter Fertilizer
• Responding to Higher Fertilizer Prices 
• Sampling Stategies for Soil Testing
• Collecting a Soil Sample
• Soil Testing Laboratories

Most Asked Fertility Questions

• Liming and pH
• Starter Fertilizers
• Nitrogen
• Phosphorus and Potassium
• Micronutrients
• Fertilizer Application
• Soil Testing
• Soil Quality and Drainage

Other Information

• Spring Nitrogen Management for Wheat in Years of High Nitrogen Prices
• Nitrogen and the Hydrologic Cycle
• Estimating N Loss from burned residue
• NEW!!  Excel-Based ANOVA Generator for Analyzing Research Results
• NEW!!  Degrees of Freedom Calculator

Presentations

• Discussion of New Nitrogen Recommendations (pdf document)
• In-Depth Nitrogen Cycle (CCA Workshop - January 2007)
• Shelby County January 14, 2008 (pdf document)
• Licking County NRCS January 24, 2008 (pdf document)