Skip Navigation

University of Nebraska–Lincoln

South Central Agricultural Laboratory

SOIL FERTILITY RESEARCH:

CORN:
- NEW in 2007: Effectiveness of Irrigated Crop Management Practices in Reducing Groundwater Nitrate Concentrations
- Burlington Northern Long-Term Nitrogen Study
- Slow Release Nitrogen Fertilizer Evaluation
- Fertilizer Management for Sub-surface Drip Irrigation
- Relay-Intercropping - Seed Corn/Wheat/Soybean
- Irrigated Corn Response to Phosphorus on Low P Soils
- Polymer Effects on Nitrate Leaching Potential
- Manure Management:
  - Long-Term Compost Study
  - Alfalfa Removal of Soil Phosphorus Following Manure Application
- Long-term Tillage/Rotation Comparison - Furrow Irrigation
- Platte Valley Nitrogen and Irrigation Demonstration Project
- Site-specific Management:
  - Nitrification Inhibitor Use
  - Hybrid Management for pH-Induced Iron Chlorosis
SOYBEANS:
- Foliar Fertilization
SORGHUM:
- Skip-Row Cropping System
POTATO:
- Nitrate Leaching Study

Fertility management begins with proper soil sampling.