Agronomic Crops Team On-Farm Research Projects 2000

Special Circular 179-01

Edited By

Phil E. Rzewnicki
On-Farm Research Coordinator
The Ohio State University
Ohio Agricultural Research and Development Center
Ohio State University Extension

Contents

• Introduction

Soybeans

• Apron Seed Treatment on Soybeans
• Soybean Inoculate and Seed Treatment
• Effect of Inoculants On Soybean Yields
• Food-Grade Soybean Evaluation Trial
• Effect of Early Planting on No-Till Soybean Yield
• Emergence of Polymer-Coated Soybeans Using a Very Early Planting Date
• Soybean Planting Population Rate Evaluation
• Seeding Rates for Roundup Ready Soybeans ‹ Morrow County
• Roundup Ready Soybean Population Study ‹ Sandusky County
• Roundup Ready Soybean Population Study ‹ Van Wert County
• Optimal Seeding Rate of Roundup Ready Soybeans ‹ Wyandot County
• The Effects of Seeding Rate on White Mold in Soybeans
• Evaluation of Herbicide Programs for Roundup Ready Soybeans

Corn

• T-22 Biological Fungicide for Corn
• Planting Rates for Determinate and Indeterminate Corn Hybrids
• Early Season Hail Damage in Corn: Effects of Stalk Bruising and Tied Whorls
• Corn Variety Performance Trials for Ohio Organic Farms
• Ashtabula County Short-Season Corn Variety Test Plots
• Fairfield, Licking and Perry Counties Corn Hybrid Performance Trials

Tillage

• Effect of Fall Strip Tillage on Corn Yield
• Strip-Tillage and No-Tillage Effect on Corn Production
• No-Till vs. Chisel for Corn/Soybean Rotations
• Effects of Tillage on Corn Following Soybeans or Wheat

Soil Fertility and Fertilizers

• Foliar Fertilizer Applications for Soybean Production
• Supplemental Nitrogen on Soybeans
• Starter Fertilizer Comparisons for Corn
• Adding Sulfur and Zinc to Starter Fertilizer for Corn
• Placement of P and K on Corn
• Two-Year Comparison of Commercial Fertilizer and Poultry Litter

Cropping Systems

• Evaluation of USDA Soybean Inoculate in a Modified Relay Intercropping System
• Effect of Row Width on Wheat Yield in a Modified Relay Intercropping System
• Strip Tillage and Fall-Applied Fertilizer Effects on Corn
• Strip Tillage and Fertilizer Timing Effects on Corn

Entomology

• Beneficial Arthropod Survey in Transgenic and Non-Transgenic Field Crops
• Evaluation of Soil Insecticides in First-Year Corn
• Evaluation of Soil Insecticides in Continuous Corn
• Corn Rootworm Insecticide Comparison

Equipment

• Optimal Planter Ground Speed in Corn Production
• Effect of Planter Unit Repair and Calibration on Yields of Corn

Appendix

• A Word About Statistics