Page 20 - Azerbaijan State University of Economics

XiaolinQu, M.S., Lal K. Almas: The water requirement and profitability analysis of corn using irrigation
management approaches including evapotranspiration and weather data

[8] McGuire, V.L. 2011.Water-Level Changes in the High Plains Aquifer, Predevelopment to

2009, 2007–08, and 2008–09, and Change in Water in Storage, Predevelopment to 2009.
U.S. Geological Survey, Reston, Virginia: 201, Revised December 2011.

[9] Rogers, D.H. and M. Alam. 2007. What is ET? Kansas State University Agricultural
Experiment Station and Cooperative Extension Service, Manhattan, Kansas.

[10] State Agriculture Overview. 2010. USDA's NASS Texas Field Office, the Texas
Department of Agriculture.

19