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<br />Table 23. Partition of crop acreage on different soil drainage classes. <br /> <br />C) <br />''') <br />~... <br /> <br />Crop <br /> <br />co Alfalfa <br />c..o Carrots <br />I-'> Co rn <br />Green onion <br />Grapefru I t <br />lemon and 1 ime <br />Oranges and tangerines <br />Date <br />Grape <br /> <br />Well <br /> <br />2580 <br />7000 <br />3500 <br />320 <br />6700 <br />1740 <br />6480 <br />3060 <br />6650 <br /> <br />Drainage class <br />Moderate Poor <br /> <br />580 <br />500 <br />300 <br />80 <br />300 <br />240 <br />450 <br /> <br />290 <br />900 <br />700 <br />180 <br />680 <br />140 <br />380 <br /> <br />Very poor_ <br /> <br />Table 24. Projected yields of alfalfa in Coachella Valley crops with 4 <br />levels of surface Irrigation intensity and sprinkler Irrigation on 4 <br />soil drainage classes. <br /> <br />Alfalfa in <br />Number of <br />irrigations <br />per year 900 <br /> <br />Drainaqe class <br /> <br />Well <br />2.580 acres <br /> <br />16 <br />22 <br />29 <br />35 <br />Spri nkler <br /> <br />Moderate <br />580 acres <br /> <br />16 <br />22 <br />29 <br />35 <br />Spri nkler <br /> <br />Poor <br />290 acres <br /> <br />16 <br />22 <br />29 <br />35 <br />Sprinkler <br /> <br />Very poor <br />ISO acres <br /> <br />16 <br />22 <br />29 <br />35 <br />Sprl nkler <br /> <br />1000 tons <br />Total dissolved solids in <br />irriQation water9 porn <br />1000 1100 1200 1300 <br /> <br />4.4 <br />4.4 <br />4.4 <br />4.4 <br />4.4 <br /> <br />1.8 <br />1.9 <br />1.9 <br />2.0 <br />2.2 <br /> <br />0.8 <br />0.9 <br />0.9 <br />0.9 <br />1.0 <br /> <br />All values 19.6 <br /> <br />4.2 <br />4.4 <br />4.4 <br />4.4 <br />4.4 <br /> <br />1.7 <br />1.8 <br />1.8 <br />1.9 <br />2.0 <br /> <br />0.7 <br />0.8 <br />0.8 <br />0.9 <br />0.9 <br /> <br />4.0 <br />4.3 <br />4.4 <br />4.4 <br />4.4 <br /> <br />1.5 <br />1.7 <br />1.7 <br />1.8 <br />1.9 <br /> <br />0.6 <br />0.7 <br />0.7 <br />0.8 <br />0.9 <br /> <br />3.9 <br />4.2 <br />4.3 <br />4.4 <br />4.4 <br /> <br />1.4 <br />1.6 <br />1.7 <br />1.8 <br />1.9 <br /> <br />0.7 <br />0.7 <br />0.8 <br />0.8 <br /> <br />3.7 <br />4.0 <br />4.2 <br />4.4 <br />4.4 <br /> <br />1.3 <br />1.5 <br />1.5 <br />1.7 <br />1.8 <br /> <br />0.6 <br />0.7 <br />0.7 <br /> <br />ISO <br /> <br />100 <br /> <br />1400' <br /> <br />3.6 <br />3 c <br />.~ <br />4.0 <br />4.3 <br />4.4 <br /> <br />1.2 <br />1.3 <br />1.4 <br />1.5 <br />1.7 <br /> <br />0.6 <br />0.7 <br /> <br />32 <br /> <br />1. <br />ji-. <br />