Soil Science Research Report - 1984

Soil Water and Water Related Studies Effect of Irrigation on Salt and Sodium Content of Salt Affected Soils in Central Nebraska .......... Section 1 Physics of Water in Soils and Porous Media .......... Section 2 Objective Indices of Water Regimes for Comparison Purposes .......... Section 3 Water by Nutrient Interaction Studies Effects of Oscillations in Water Levels on Nutrient Uptake .......... Section 4 Yield, Water Use, and Nutrient Uptake of Corn Hybrids Under Varied Irrigation and Nitrogen Regimes .......... Section 5 Effect of Sprinkler Irrigation Timing and Amount on Yield of Different Winter Wheat Varieties .......... Section 6 Fertilizer Experiments With Corn Response of Irrigated Corn Yields to Nitrogen Sources Applied with a Urease Inhibitor .......... Section 7 Comparison of N Sources for Corn Planted in Untilled Wheat Stubble .......... Section 8 Increased Nitrogen Utilization by Corn .......... Section 9 Pressure Injection of UAN for Irrigated Corn .......... Section 10 Crop and Soil Response to Applied P and K in a Long-Term Buildup/Depletion Study .......... Section 11 Fertilizer Experiments with Wheat, Grain Sorghum and Hay Meadows Increasing the Efficiency of P Fertilizers .......... Section 12 Phosphorus Rate and Method of Application for Grain Sorghum .......... Section 13 Fertilizer Management for Native Subirrigated Meadows .......... Section 14 Fertilizer x Residue x Tillage x Rotation Experiments Sources of Nitrogen Used in Corn and Soybean Production as A ffected by Crop Res; dues .......... Section 15 Corn Yields as Affected by Five Tillage-Residue Techniques and Four N Rates Applied Broadcast and Sidedress .......... Section 16 Interseeding Alfalfa or Rye in Irrigated Corn Production .......... Section 17 High Yield Corn-Soybeans-Wheat Rotation Study .......... Section 18 Placement of Nand P Fertilizers for Minimum Till Corn Under Sprinkler Irrigation .......... Section 19 Fertilizer Salt Effects on Crop Emergence The Salt Effect of Urea Phosphate and Ammonium Po1yphosphate as Influenced by the Addition of Clay .......... Section 20 Emergence of Corn as Affected by Source and Rate of Solution Fertilizers Applied With the Seed .......... Section 21 Other Experiments Effectiveness of lemaire Products in Soybean Production .......... Section 22 Potassium Release from Coarse-Textured Feldspathic Soils .......... Section 23 Residual Effects of Etridiazel on a Sharpsburg sicl .......... Section 24 Soil Test Comparison Results for 1984 .......... Section 25 Soybean Variety Evaluation on High pH Soil .......... Section 26 Effect of Etridiazol on Irrigated Corn yields .......... Section 2