Effects of Nitrogen and Phosphorus Fertilizers on the Yield of Irrigated Grain Sorghum in Southwestern Kansas1
- George M. Herron and
- Andrew B. Erhart22
Good grain yields were obtained with 40 to 80 pounds of nitrogen per acre. There was little yield response to phosphorus. Soil organic matter was not a reliable index to the need for nitrogenous fertilizer.Please view the pdf by using the Full Text (PDF) link under 'View' to the left.
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