Soil Science Research Report - 1981

Authors

Date of this Version

1981

Document Type

Article

Comments

Published in Soil Science Research Report (1981) 139 pages.

Abstract

Corn Experiments

Application of Fertilizer with Tillage Equipment Used in Row Crop Production .......... Section 1

The Influence of Source of N, N Rates, and a Nitrification Inhibitor on the Yield of Pivot Irrigated Corn Grown on a Sandy Loam Soil .......... Section 2

The Influence of Two Different Starter Fertilizers on Grain Yield of Eight Hybrid Varieties Grown on Cass Fine Sandy Loam Containing Free Lime .......... Section 3

The Influence of Limestone and Promesol-30 on Soil pH and Yield of Irrigated Corn Grown on a Crete Silty Clay Loam Soil .......... Section 4

The Influence of Acid-forming Material on Irrigated Corn Grown on High pH Soil .......... Section 5

Effect of Different Methods of P Application on Irrigated Corn Production ..... Section 6

Effect of the Amount of Ammonia Applied with APP on Irrigated Corn Yield .......... Section 7

Preplant UAN Solution With and Without N-Serve on Irrigated Corn .......... Section 8

Improving Nitrogen Fertilizer Recommendations on Corn .......... Section 9

Improving the Efficiency of Fertilizer N Use by Irrigated Corn .......... Section 10

Influence of Rates of K and Mg for Corn Production on Irrigated Sandy Soils .......... Section 11

Source and Rate of Sulfur for Corn Production on Silt Loam Soils .......... Section 12

Evaluation of Lime for Corn Production on Irrigated Sandy Soils .......... Section 13

Acid Neutralized Ammonia Through Sprinkler Irrigation .......... Section 14

Deep Placement of N Fertilizer for N-Deficient, Irrigated Corn .......... Section 15

Placement of Fertilizer-P for Corn Production on P Deficient Soils in the Eastern Great Plains .......... Section 16

Salt Effect of Urea Phosphate Fertilizer .......... Section 17

Crop and Soil Response to Applied P and K in a Long-Term Buildup/Depletion Study .......... Section 18

Effects of Different Iron Products on Reducing Iron Chlorosis in Corn .......... Section 19

Nitrogen Rates and Sources for Ecofallow Corn .......... Section 20

Wheat Experiments

Nitrogen and Phosphorus Needs for Winter Wheat in Nebraska .......... Section 21

Dual Placement of Nitrogen and Phosphorus on Wheat .......... Section 22

Soybean Experiments

Efficient Nitrogen Use Following Soybeans in Rotation .......... Section 23

Time of Irrigation and N Application for Optimum Soybean Production .......... Section 24

Sugarbeet Experiments

Soil Compaction Removal and Its Effects on Sugarbeet yield .......... Section 25

Forage Experiments

Response of Alfalfa Grown on Irrigated Sandy Soil to the Application of P and S .......... Section 26

Effect of Potassium Fertilization on Production of Alfalfa Grown on an Irrigated Sandy Soil .......... Section 27

Fertilizer Management for Forages Established with Reduced Tillage Techniques .......... Section 28

Other Experiments

Economic, Agronomic and Environmental Impacts of Varied Soil Testing Philosophies .......... Section 29

Physics of Water in Soils and Porous Media .......... Section 30

Soil Nitrogen Changes in Fallow Systems .......... Section 31

Nitrogen Management for Irrigated Corn and Grain Sorghum .......... Section 32

Distribution of Mineral Nitrogen under Native Range and Cultivated Fields in the Nebraska Sandhills .......... Section 33

High Yield Corn-Soybeans-Wheat Rotation Experiment .......... Section 34

Waste Resource Recycling in Soils .......... Section 35