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WSP03538
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Last modified
1/26/2010 12:50:57 PM
Creation date
10/11/2006 11:47:55 PM
Metadata
Fields
Template:
Water Supply Protection
File Number
8407
Description
Platte River Basin - River Basin General Publications
State
CO
Basin
South Platte
Water Division
1
Date
1/1/1978
Author
Colorado Water Resou
Title
Impact of Irrigation Efficiency Changes on Water Availability in the South Platte River Basin - Preliminary Report
Water Supply Pro - Doc Type
Report/Study
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<br />'I <br /> <br />GOO:5:~ <br /> <br />. <br /> <br />TABLE OF CONTENTS <br /> <br />PREFACE. . . <br />INTRODUCTION <br /> <br />Purpose and Objectives. <br />Method of Approach. . . <br /> <br />IRRIGATION WATER-USE EFFICIENCY. <br /> <br />. <br /> <br />Water Use in Crop Production. <br />Field Irrigation Efficiency . <br /> <br />Soil type. . , . , . . . <br />Surface contour and slope. <br />Type of crop , , . . . . . <br />Method of irrigation , . . <br />Limits to field irrigation efficiency. <br /> <br />Farm Irrigation System Efficiency . . <br />Canal and Reservoir System Efficiency <br /> <br />Evaporation. . <br />Transpiration, <br />Seepage. . . . <br />Operational losses <br /> <br />River Reach Efficiency. <br />River Basin Efficiency. <br /> <br />APPLICATION TO LOWER SOUTH PLATTE RIVER. <br /> <br />. <br /> <br />General Description of Reach. . <br /> <br />Stream-aquifer system, . . <br />Selection of study period. <br />Water budget . . . . . . . <br />Irrigation water requirement <br />Water rights , , <br /> <br />Existing Efficiencies <br /> <br />Field and farm irrigation efficiencies <br /> <br />Adjustment of Initial Values of Farm Irrigation <br />System Efficiencies. . , . . . . . . . . , . . . . . . . <br /> <br />Allocation of lost water to runoff and deep seepage. <br />Canal and reservoir system efficiencies. <br />Study reach efficiency <br /> <br />Description of Model Runs . . , <br /> <br />Series I runs--historical data <br />Series II runs--varying canal losses <br />Series III runs--varying on-farm efficiencies. <br />Series IV runs--varying ground-water pumping <br />Series V runs--combinations. . . . . . . . . . <br /> <br />Page <br /> <br />i <br /> <br />1 <br /> <br />1 <br />2 <br /> <br />3 <br /> <br />3 <br />5 <br /> <br />5 <br />7 <br />8 <br />8 <br />10 <br /> <br />10 <br />12 <br /> <br />12 <br />13 <br />13 <br />14 <br /> <br />15 <br />16 <br /> <br />18 <br /> <br />18 <br /> <br />18 <br />19 <br />19 <br />22 <br />23 <br /> <br />25 <br /> <br />25 <br /> <br />30 <br /> <br />34 <br />34 <br />44 <br /> <br />47 <br /> <br />47 <br />47 <br />48 <br />49 <br />49 <br />
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