Soil Science Research Report - 1984

Authors

Date of this Version

1984

Document Type

Article

Comments

Published in Soil Science Research Report (1984) 120 pages.

Abstract

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 27