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TABLE 6 GRAND VALLEY SALINITY CONTROL PROJECT 'W: SEVEN-YEAR SUMMARY OF IRRIGATION MON ITOR I NG DATA ,,- . BY CROPS, 1985-1991 :~{;J.~ ~ Qi), Year Irrig. Inflow Outflow Inf i I. ETa D.P. Irrig. No. (i n.) (i n.) (i n,) (i n.) (i n.) Eff. (X) ALFALFA 1985 7 85.4 22.1 63.3 30.5 39.6 28 1986 7 62.9 25.0 37.9 38.7 10.8 43 1987 7 63.5 15.5 48.0 36.3 15.6 51 1988 9 63.2 14.-3 48.9. 34.3 15.9 52 1989 9 57.8 17.2 40.6 32.7 9.9 53 1990 10 73.0 21.0 52.0 35.0 17.9 47 1991 8 67.1 19.0 48.1 31.1 18.3 44 CORN 1985 7 59.4 18.0 41.5 17.6 27.0 24 1986 6 60.9 25.8 35.1 23.9 15.7 32 1987 6 57.5 22.9 34.6 24.3 14.3 35 1988 7 43.4 17 .1 26.3 25.7 4.5 50 1989 7 61.8 16.4 45 -.4 19.4 29.0 27 1990 7 60.4 19,8 40.6 21.9 17.7 38 1991 6 44.8 16,0 28.8 19.4 11.8 38 SMALL GRAIN 1985 6 26.6 0.0 26.6, 14.1 15.5 42 1986 6 36.9 9.1 27.8 19.6 10.7 46 1987 6 52.2 18.1 34.2 20.6 15.8 35 ~i~?~\ 1988 6 51.8 18.4 33.3 21.1 21.1 39 "'!/ 1989 7 62.7 19.5 43,3 18.9 25.9 28 1990 6 65.0 26.3 38.6 15.4 20.3 28 I 1991 4 49.2 10.3 38.9 14.5 24.2 30 ORCHARD 1985 6 72.2 24,5 47.7 28.6 25.4 31 1986 6 47.8 15,2 32.6 38.9 6.2 55 I -1987, 6 _ 50.8, 15,0 35,8 35.9 8.4 54 1988 7 50.1 10.2 39.9 31.4 12.1 56' 1989 7 44.0 10.3 33.7 29.5 4.3 67 1990 5 36.4 8.3 28.4 29.0 3.4 68 1991 6 54.0 9.6 44.4, 32.9 11.3 61 GRAPES 1985 11 27.8 0.0 27.8 32.8 10.8 61 1986 14 36.5 0,0 36.5 40.7 10.7 7,1 1987 10 28.7 0.0 28.7 33.0 5.8 80 1988 15 26.8 5.7 23.1 27.4 2.2 75 1989 15 26.6 3.7 24.9 21.6 2.3 79 19901 20 43.7 4.5 39.2 28.7 5.6 77 1991 16 39.8 4.1 35.7 27.7 6.8 73 BEANS 1985 11 25.8 6.2 19.6 11.7 10.8 34 19862 7 54.4 15.9 38.5 13.6 18.8 36 19871 12 51.8 5.6 46.2 19.3 27.5 36 19881 .',.':' 1989 9 46.6 9.3 37.3 19.0 17.9 42 , 1990 6 60.3 16.4 44.0 15.9 26.6 30 -. f9912/ -- Data fro. one site only 2 Monitoring site not established in 1987