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<br />QQ LIST OF FIGURES
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<br />Figure Page
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<br />1 Applied water depths and their impacts on evapotranspiration,
<br />evapotranspiration deficit, and crop production, , , . . , . , . , . , , , . . . . . . , , , . , . , ,4
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<br />2 Schematic diagram of the line sprinkler plot showing wetted
<br />perimeter of each sprinkler . . , , . . . . , , , . . , , , , . , , , , , . . , , , . , . , , , , . , , . . . . , . .4
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<br />3 Example of measured cumulative irrigation as related to the
<br />distance from the sprinkler line for corn trials at Logan, Utah
<br />
<br />1974 . . , , , , . . . . , . , , , , . . , , , , , , . . , . , . . . . . , , . , , , , , . . . , , , , , , , , , . . . . . , , , , ,5
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<br />4 Schematic of equipment used to mix concentrated salts with ditch
<br />water to salinize soils and to apply simulated Colorado River
<br />water extrapolated to year 2000 quality (Fort Collins, 1975), , . , , , , , . . . . . . , , , , .7
<br />
<br />5 A typical experimental design for CID water and salinity produc-
<br />tion function determinations in 1975 ".".,................"."",......7
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<br />6 Ratios ofETM/Ep found at Davis in 1974 and 1975,."",..".,....,."" ,10
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<br />7 Actual ET and ET deficit determinations. CID-OWRT water
<br />production function research, , , . , . . , . . , . , . , , , , . , , . , , , , . , . , , . . . , , . , , , , . . 11
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<br />8 Actual ET and ET deficit determinations. CID-OWRT water
<br />production function research. , . , , , , . . , . , . . . , , . . . . . . . . , . , , , . , , , . . . . . , , , ,12
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<br />9 Field plot layout, showing treatments and identifying measure-
<br />ment sites (Davis, 1974) . . . , , . , . . . . , , , . , , , . , , , . , . . . . . . . . . , . . , . . . . , . . . . .14
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<br />10 Com dry matter yields from several irrigation timing and water
<br />quality treatments, related to seasonal evapotranspiration
<br />depths (Davis, 1974) . , . , . . , . . , . , , , , , , , . . , , . . , , , , , , . . . . . . . . . . . . , , . , , , , ,15
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<br />11 Com dry matter yields from several irrigation timing and water
<br />quality treatments, related to seasonal applied water depths
<br />(Davis, 1974) . , , , , . , , . . , , , . , . . . , , , . . , , . . . . , , , . , . . . . . . . . . . , , . . . . , . . , , ,15
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<br />12 Com grain yields from several irrigation timing and water quality
<br />treatments, related to seasonal evapotranspiration depths
<br />(Davis. 1974) , , , , , . . . . . . , , , , , . . . , , , , , , , , . , . . , . . . . . , . , . , , , , , . , . . , . , , , ,15
<br />
<br />13 Com grain yields from several irrigation time and water quality
<br />treatments, related to seasonal applied water depths (Davis
<br />
<br />1974) "",......""'.,...",...."'..'",'....",......,.,,,,.... ,15
<br />
<br />14 Field plot layout, showing treatments and identifying measure.
<br />ment sites (Davis, 1975) . . . , , , . , . , , , , , , , , . .. , , . . , , , , , , , , , . , . . , , , , , , . . . .17
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