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Missouri Grid Soil Sampling Project
Fertility Management For Conservation Tillage
Comparison of Plow Layer Distributed And
Surface Applied Limestone for No-Till Crop Production
Evaluation of Soil Profile NO3- For Prediction of N Fertilizer Requirements
The Effect of Four P & K Rates on the Drawdown and Buildup of Soil Test Levels
Nutrient Placement and Movement Under Zero-Till Conditions
Improving Corn Nitrogen Use Efficiency Through Enhanced Ammonium Availability
Optimizing Nitrogen Management for Corn Production in Illinois
Identifying Sources of Nitrate in Rural Private Drinking Water Wells in Illinois
Wheat Response to Sulfur Fertilization in Southern Illinois
Spacial Variability of Soil pH, Phosphorus and Potassium Levels
Factors Affecting the Efficient use of Nitrogen Fertilizers
Effects of Iron Oxidation State on the Fate and Behavior of Potassium in Soils