Soil Science Research Report - 1982

Authors

Date of this Version

1982

Document Type

Article

Comments

Published in Soil Science Research Report (1982) 85 pages.

Abstract

Corn Experiments

Improving Nitrogen Fertilizer Recommendations for Corn .......... Section 1

The Influence of 7-21-7 Plus Ammonium Thiosulfate Knifed-in With Anhydrous Ammonia on Yield of Irrigated Corn Grown on Calcareous Soil .......... Section 2

Interseeded Rye and Alfalfa in Irrigated Corn Production .......... Section 3

Maximizing Fertilizer N and Water Use Efficiency on Irrigated and Rainfed Corn .......... Section 4

Nitrogen Balance for Continuous Corn .......... Section 5

High Yield Corn-Soybeans-Wheat Rotation Study .......... Section 6

Wheat Experiments

Dual Placement of Nitrogen and Phosphorus on Winter Wheat .......... Section 7

Effect of Depth of P Application on the Yield of Winter Wheat .......... Section 8

Influence of Rate and Placement of Phosphorus Fertilizer on the Grain Yield of Winter Wheat in Southeast Nebraska .......... Section 9

Results of 1982 Fertilizer Experiments on Wheat .......... Section 10

Soybean Experiments

Influence of Agroplus on Irrigated Soybean Yield .......... Section 11

Time of Irrigation and N Application for Optimum Soybean Production .......... Section 12

Lime-Induced Chlorosis in Soybeans .......... Section 13

Sorghum Experiments

Efficient Nitrogen Use Following Soybeans in Rotation .......... Section 14

Other Experiments

Availability of Nitrogen Fertilizer as Affected by Tillage .......... Section 15

The Effects of Time and Tillage on Soil Nitrogen in a Wheat Fallow Rotation .......... Section 16

Deep Soil Sampling to Improve Fertilizer Recommendations .......... Section 17

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

Availability of Three Different Phosphatic Fertilizer Sources on Four Soils .......... Section 19

Plant Response to Added Topsoil and Fertilizer on an Eroded Loess Soil ..... Section 20

Potassium Release From Mica, Feldspar, and Mixed Mineralogy Systems ..... Section 21

Physics of Water in Soils and Porous Media .......... Section 22

Soil Test Comparison Results in 1982 .......... Section 23