Soil Science Research Report - 1980

Corn Experiments Improving Nitrogen Fertilizer Recommendations on Corn .......... Section 1 Anhydrous Ammonia and N-Serve for Irrigated Corn .......... Section 2 Nitrogen Management for Irrigated Corn and Grain Sorghum .......... Section 3 Effect of Different Methods of P Application on Irrigated Corn Production ..... Section 4 Improving the Efficiency of Fertilizer N Use by Irrigated Corn .......... Section 5 Influence of Rates of K and MG for Corn Production on Irrigated Sandy Soils .......... Section 6 Application of Sulfur for Irrigated Corn on Sandy Soils .......... Section 7 Effect of Different Planting Systems and Row Applied P on Corn Yields ..... Section 8 Influence of Clay Content, pH, and Distance from the Seed of a Suspension Fertilizer on Corn Production .......... Section 9 Nitrate Distribution Under Irrigated Corn .......... Section 10 Evaluation of Lime for Corn Production .......... Section 11 Source and Rate of Sulfur for Corn Production on Silt Loam Soils .......... Section 12 Influence of Boron on Barren Stalks and Grain Yield .......... Section 13 Effects of Different Iron Products on Reducing Iron Chlorosis in Corn .......... Section 14 Wheat Experiments Fertilizer Needs for Wheat in Nebraska .......... Section 15 Influence of Nitrogen and Phosphorus Fertilizer on the Grain Yield of Winter Wheat in Southeast Nebraska .......... Section 16 Dual Placement of Nitrogen and Phosphorus on Wheat .......... Section 17 Soybean Experiments Rate and Placement of Phosphate Fertilizer for Soybean Production .......... Section 18 Effect of Various Products in Reducing Chlorosis in Soybeans .......... Section 19 Forage Experiments Response of Alfalfa Grown on Irrigated Sand Soil to the Application of P and S .......... Section 20 Effect of Potassium Fertilization on Production of Alfalfa Grown on an Irrigated Sandy Soil .......... Section 21 Soil Test Experiments Comparison of Laboratory Soil Test Recommendations for Corn .......... Section 22 Buildup/Decline in Soil P and K .......... Section 23 Soil Physics Related Experiments Physics of Water in Soils and Porous Media .......... Section 24 Tillage Related Experiments Fertilizer Management for Forages Established with Reduced Tillage Techniques .......... Section 25 Application of Fertilizer with Tillage Equipment Used in Row Crop Production .......... Section 26 Environmental Quality Experiments Groundwater N and Fertilizer Management .......... Section 27 Soil Chemical Measurements Problems in Mineral N Determination by Steam Distillation Due to Carbonates .......... Section 2