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<br /> Tab Ie 9. Projected yields of Imperial Valley alfalfa with 4 levels of <br />C) surface Irrigation intensity and sprinkler irrigation on 4 soil drainage <br />..... classes. <br />00 _. <br />QO Alfalfa in 1,000 tons <br />N Number of Total dissolved sol ids In <br /> Irri9ations irrigation water, ppm <br /> Dra I nage c I ass per year 900 1000 1100 1200 1300 1400 <br /> Indio 16 <br /> '(coarse' we II 22 All values 149 <br /> drained) 29 <br /> 20,000 acres 35 <br /> SprInkler <br /> Meloland 16 343 329 312 302 288 277 <br /> (sandy surface 22 343 343 339 329 315 305 <br /> heavy s ubso 11 ) 29 343 343 343 339 326 315 <br /> 46,000 acres 35 343 343 343 343 343 339 <br /> Sprinkler 343 343 343 343 343 343 <br /> Holtvllle- 16 477 447 406 382 352 316 <br /> Imperial 22 501 477 447 429 394 363 <br /> strati fied 29 518 494 465 441 411 382 <br /> (sandy & clay 35 537 513 494 471 441 418 <br /> stratified) Sprinkler 590 552 525 501 474 447 <br /> 80,000 acres <br /> Imperial 16 61 55 49 <br /> complex 22 67 62 55 51 <br /> (clay) 29 69 64 58 54 48 <br /> 12,000 acres 35 72 68 63 59 54 49 <br /> Spri nkler 78 73 67 63 57 53 <br /> <br />Table 10. Projected yields of Imperial Valley asparagus with 4 levels of <br />surface Irrigation intensity and sprinkler Irrigation on 4 soil drainage <br />classes. <br /> <br /> Asparagus, tons I n 1,000 I S <br /> Number of Total dissolved solids in <br /> I rri gat ions Irrigation water, ppm <br />Soi 1 class per year 900 1000 1100 1200 1300 1400 <br />Holtvllle- 16 5.92 5.68 5.40 5.00 4.64 3.56 <br />Imperial 22 6.12 5.92 5.68 5.52 5.16 4.84 <br />stratified 29 6.12 6.04 5.80 5.64 5.40 5.00 <br />(sandy & clay 35 6.12 6.12 6.04 5.84 5.64 5.40 <br />stratified) Sprinkler 6.12 6.12 6.12 6.12 5.88 5.68 <br />4,000 acres <br /> <br />23 <br />