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THE JOURNAL OF ECONOMIC SCIENCES: THEORY AND PRACTICE





                     The general objective of this study is to assess the cost and

               potential water savings of alternative irrigation technologies.  The
               specific objectives are to:

                     1.  Determine capital investment and operating cost information of
                       alternative irrigation systems.

                     2.  Assess the impact of changes in fuel price and pumping lift on

                       the cost structure of alternative irrigation systems and pumping
                       cost of water from the Ogallala Aquifer.

                     3.  Estimate potential water savings through adoption of the latest
                       irrigation technologies.


                     Background

                     Irrigation technology adoption trends in the past, current status of
               irrigation technology in the Panhandle Water Planning Area (Region A),

               and potential water savings by shifting to improved and efficient
               irrigation systems are discussed in the following section.  Total irrigated

               acres in Region A and crop mix are assumed to be constant during the
               planning period for the purpose of estimating potential water savings.

               The estimates of water savings are based on two approaches, indexed

               water use approach and equal water use approach.  A comparison of the
               water savings from both the approaches is also presented.

                     Current Status of Irrigation Technology in Region A
                     Irrigation in the Texas High Plains began as early as 1911

               developing slowly until both the drought of the 1950s and the
               availability of improved equipment stimulated large number of irrigated

               acres.  This growth continued into  the late 1970s with irrigated acres

               peaking in 1980 at 1.755 million acres in Region A (Table 1). During the



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