- Fertilizer Nitrogen and Residual Nitrate-Nitrogen Effects on Irrigated Corn Yield. (HTML)
- Precision Farming: A New Approach to Crop Management (Texas A&M, PDF)
- Preventing Nitrate Problems in Drought-Damaged Corn. S. Livingston, C. Coffman, and J. Paschal, 1995. (PDF)
-
AgriLife Today