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<br />Table 2. Selected chemical parameters in water used for irrigation. <br /> <br />Quality of EC pH Mg2+ Ca2+ S CI" <br />water (dS mol) --------------(mg 1-01)------------- <br />Good 1.02 6.75 35 120 147 43 <br />Medium 2.67 7.63 125 250 275 98 <br />Poor 6.42 7.90 220 522 800 900 <br />Poor IIt 10.00 7.75 425 700 1400 1400 <br />tPoor II water replaced "poor" water 45 days before termination of the <br />study to increase salt levels in the soil. <br /> <br />8 <br /> <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />