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<br /> Tab Ie 14. Projected yields of Imperial Valley cotton with 4 levels of <br />C) surfuce Irrigation Intensity and sprinkler Irrigation on 4 soil drainage <br />('.J classes. <br />~... <br />00 Cotton, tons in I,OOO's <br />00 Number of Total dissolved solids in <br />C.il I rri gat ions irrigation water, ppm <br /> Drainage class per year 900 1000 1100 1200 1300 1400 <br /> Meloland 16 <br /> (sandy surface 22 <br /> heavy subsol I) 29 All va lues 1.17 <br /> 2,000 acres 35 <br /> Sprinkler <br /> Holtville- 16 14.0 14.0 14.0 14.0 13.9 13.6 <br /> Imperial 22 14.0 14.0 14.0 14.0 14.0 14.0 <br /> stratified 29 14.0 14.0 14.0 14.0 14.0 14.0 <br /> (sandy & clay 35 14.0 14.0 14.0 14.0 14.0 14.0 <br /> stratified) Sprinkler 14.0 14.0 14.0 14.0 14.0 14.0 <br /> 24,000 acres <br /> Imperial 16 7.00 7.00 6.86 6.64 6.51 5.25 <br /> complex 22 7.00 7.00 7.00 6.93 6.58 6.58 <br /> (clay) 29 7.00 7.00 7.00 7.00 6.85 6.64 <br /> 12,000 acres 35 7.00 7.00 7.00 7.00 7.00 6.85 <br /> Spri nkler 7.00 7.00 7.00 7.00 7.00 6.93 <br /> Table 15. Projected yields of Imperial Valley lettuce with 4 leve Is of <br /> surface irrigation Intensity and sprinkler IrrigatIon on 4 soil drainage <br /> classes. <br /> Lettuce, tons In 1,000'5 <br /> Number of Total dissolved solids in <br /> Drainage class I rrlgatl?ns Irrigation water, porn 1400 <br /> per year 900 1000 1100 1200 1300 <br /> Indlo 16 130 130 130 130 126 122 <br /> (coarse well 22 130 130 130 130 126 122 <br /> drained) 29 130 130 130 130 126 122 <br /> 12,000 acres 35 130 130 130 130 126 122 <br /> Sprinkler 130 130 130 130 130 130 <br /> Meloland 16 117 109 100 92.3 83.2 78.0 <br /> (sandy surface 22 129 122 116 109 103 94.9 <br /> heavy subso i 1) 29 130 126 120 116 108 103 <br /> 12,000 acres 35 130 130 130 126 120 116 <br /> Sprinkler 130 130 130 130 130 126 <br /> Hol tvi11e- 16 76.5 64.8 51.8 42.8 29.8 18.1 <br /> Imperial 22 86.5 76.5 67.4 57.0 45.4 33.7 <br /> stratified 29 90.7 80.3 71.3 63.5 51.8 42.8 <br /> (sandy & clay 35 97.2 89.4 80.4 72.6 63.5 53.1 <br /> strati fled) Sprtnkler 115 104 92.0 82.9 75.2 64.8 <br /> 12,000 acres <br /> 26 <br /> <br />0;".. <br />