Agronomy Journal Journal of Natural Resources and Life Sciences Education
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Published online 1 September 1960
Published in Agron J 52:499-501 (1960)
© 1960 American Society of Agronomy
677 S. Segoe Rd., Madison, WI 53711 USA
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Effects of Nitrogen and Phosphorus Fertilizers on the Yield of Irrigated Grain Sorghum in Southwestern Kansas1

George M. Herron and Andrew B. Erhart2

Synopsis: 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.

1 Contribution No. 28, Garden City (Kansas) Branch, Kansas Agricultural Experiment Station, Kansas State University, Manhattan.

2 In charge of Soil Fertility Research and Superintendent, respectively, Garden City Branch, Kansas Agr. Exp. Sta., Garden City, Kans.






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The SCI Journals Crop Science Vadose Zone Journal
Journal of Natural Resources
and Life Sciences Education		 Soil Science Society of America Journal
Journal of Plant Registrations Journal of
Environmental Quality		 The Plant Genome
Copyright © 1960 by the American Society of Agronomy.