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<br />TABLE VI <br />CHEMICAL ANALYSES - SOLUBLE SALTS (EC x l03)1I <br /> <br /> Drained Plots Subbed Plots <br />Amendment 1954 1955 1954 1955 <br /> Irr1lZationll' Irri"atiOnM-* <br />0-7" Depth <br />None 5.35 44" 1.00 5.90 26" l.20 <br />None 5.73 20" l.15 5.28 l6" l.20 <br />Gypsum 4T. 5.72 44" 1.l0 4.32 28" 1.l0 <br />Gypsum 4T. 5.l6 20" 1.l5 4.42 16" l.10 <br />KrUium 5.64 44" l.o5 3.66 28" l.05 <br />Krilium 3.41 20" 1.l0 4.87 16" l.25 <br />CaCl2 3.2T 3.00 44" l.lO 5.52 28" 1.40 <br />CaC12 3.2T 4.70 20" 0.85 5.47 16" l.20 <br />7-l8" Depth 44" l.05 5.05 l.80 <br />None 2.79 28" <br />None 3.86 20" l.4o 4.56 16" l.30 <br />. <br />Gypsum 4'1'. 3.88 44" l.25 4.49 28" l.l5 <br />Gypsum 4T. 2.34 20" l.OO 3.22 l6n 1.75 <br />KrUium 3.66 44" l.05 . 3.6l 28" l.l5 <br />Krilium 2.95 20" l.20 5.l9 l6" l.70 <br />Ca012-3.2T 2.42 44" 0.90 2.90 28" l.40 <br />CaCl2-3.2T 2.5l 20" l.lO 4.76 l6" l.70 <br />l8-33" Depth <br />None l.43 44" l.40 2.6l 28" l.85 <br />None l.87 20" l.75 l.86 l6" l.50 <br />Gypsum 4-T 2.27 44" l.l5 l.78 28" l.l5 <br />Gypsum 4-T. 1.83 20" l.lO l.52 l6" 2.00 <br />Krilium 1.63 44" 1.l0 l.38 28" l.20 <br />Krilium lS6 20" l.35 l.96 16" 2.03 <br />Ca012 -3.2T 1.48 44" l.lO l.78 28" l.40 <br />Ca012- 3.2T l.34 20" l.35 l.66 l6" 2.02 <br /> <br />Y The soluble salt values are the results of analyses of soil samples from l6 <br />single plots all of which had received the 30 A-in. rate of leaching. Soil <br />with an electrioal eonductivi:ty (Eo x l03) below 4.00 is considered to be <br />. non-saline. <br />* In 1954 all the drained plots reoeived a total of 42 A-in. of surface irri- <br />gation water in 14 irrigations. <br />** In 1954 all the subbed plots received a total of 39 A-in. (}f surface irrigatienl <br />water in l3 irrigations. <br /> <br />-16- <br /> <br />(. "~ ~~ ~~ :,~' ;: <br />