Agronomic Crops Team On-Farm Research Projects 2002

Special Circular 190

Contents

Introduction & Acknowledgements

Corn Management

• Effect of Soil Insecticide on Yields of First-Year Corn
• Effect of T-22 Biological Fungicide Treatment on Two Soil Management Systems
• Effect of Gaucho (Imidacloprid) Seed Treatment on Yield
• Nontraditional Fertilization of Corn at Planting
• Value of Pop Up Fertilizer on Corn (Gerber)
• Value of Pop Up Fertilizer on Corn (Hiltbrand)
• Effects of Spring and Fall Treatments of Surface-Applied vs. Incorporated Liquid Dairy Manure on Corn Yields, Nutrient Utilization, and Residue Cover in a No-Till System
• Comparing Sources, Rates, and Crop Rotation Effects on Corn Yield Response to Nitrogen on Lakebed Soils
• Nitrogen Management Systems Using Urea-Ammonium Nitrate (28%) for Corn
• Use of N-Serv with Sidedress Nitrogen Applications in Corn
• Evaluation of Agrotain Urease Inhibitor with UAN Nitrogen Sidedress Applications in Field Corn
• Effects of Varying Plant Populations on Agronomic Performance of Corn Hybrids
• East Central Ohio Corn Performance
• Evaluation of Blue and Red Food Grade Corns

Soybean Management

• Early and Late Planted Soybeans
• Apron Maxx (mefenoxam and fludioxonil) Seed Treatment Comparison for Soybeans
• Soybean Response to Nitrogen
• Preplant Residual Herbicide Study in Roundup Ready Soybeans
• Effects of Time of Day of Glyphosate Applications on Weed Control
• Time of Day-Postemergence Application of Selected Herbicides in Soybeans
• Yield and Quality Characteristics of Food-Type Soybeans
• Soybean Foliar Fertilization
• Licking County Soybean Tests

Soybean Seeding Rates

• Soybean Seeding Rate Comparison (Henry Co.)
• Seeding Rates for Roundup Ready Soybeans (Morrow Co.)
• Relationship between Seeding Rates and White Mold Development in Soybeans (Putnam Co.)
• Seeding Rate and White Mold Development in Soybeans (Auglaize Co.)
• Soybean Seeding Rates in 15-inch Rows (Derck)
• Soybean Seeding Rates in 15-inch Rows (Schmidt)
• Soybean Seeding Rates In 30-Inch Rows
• Seeding Rates for Late-Planted Soybeans

Wheat Management

• Spring Nitrogen Application Times for Wheat
• Spring-Applied Nitrogen Sources for Wheat
• Spring-Applied Nitrogen Rates for Wheat
• Split Spring Nitrogen Applications in Wheat
• Evaluation of Nitrogen Rate and Sulfur Topdress in Wheat
• Three-Year Summary of Effect of Modified Relay Intercropping (MRI) on Wheat Yield in 15-Inch Rows
• Three-Year Summary of Effect of Row Width on Wheat Yield

Tillage

• Corn Tillage System Comparison
• Deep Ripping for Corn Production
• Strip Tillage vs. Fall Chisel Effects on Corn Yield
• Comparison of Strip-Tillage and Conventional Tillage in Corn Production
• Evaluation of Tillage Systems Following Soybeans for Field Corn
• Evaluation of Tillage Systems Following Wheat for Field Corn

A Word About Statistics

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