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International Journal of Agronomy
Volume 2012 (2012), Article ID 130254, 6 pages
Determining Critical Soil pH for Grain Sorghum Production
1Department of Agriculture, Western Oklahoma State College, 2801 N. Main, Altus, OK 73521, USA
2Department of Plant and Soil Sciences, Oklahoma State University, Stillwater, OK 74078, USA
Received 7 March 2012; Revised 29 May 2012; Accepted 31 May 2012
Academic Editor: David Clay
Copyright © 2012 Katy Butchee et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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