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<br />TABLE IV
<br />
<br /> Farm Irrigation Efficiencies Modified to Refl ect
<br /> Effective Rainfall
<br /> A B 11 0 E =C ~O F=O-c
<br /> C=A- (BX)- G=A~O
<br /> Crop Effect ive Irrigation Irrigation Farm Irrigation Farm n~r::, ",11"111 Irriyation
<br /> Year Cu Rainfall Wa ter Requ ired Farm De 1 Ivery Effic iency Percolill. i..., Hficiency
<br /> to Farms to Meet Adjusted for I'ot Adjusted for
<br /> Crop Cu Effective Rainfall fffective Rainfall
<br /> (AF) (AF) (AF) (AF) ('l;) (AF) (%)
<br />. . - ----
<br />1970 228,801 14,067 214,734 456,862 47.0 242,12:) 50.1
<br /> 1971 246,510 IB,425 228,085 476,342 47.9 248,2:" ' 51.8
<br /> 1972 257,789 13,672 244,117 450,105 54.2 205,981l 57.3
<br /> 1973 269,833 13,830 256,003 467,013 54.8 211,111 II 57.8
<br /> 1974 281,846 7,661 274,185 498,783 55.0 224,5'10 56.5
<br /> 1975 277 ,053 10,048 267,005 489,247 54.6 222,2'\;: 56.6
<br /> 1976 267,058 34,813 239,208 436,930 54.7 197,7ii 61. 1
<br /> 1977 254,902 40,342 222,628 391,618 56.8 168,9'111 65.1
<br /> 1977~-' 269,212 43,043 234 , 778 429,412 54.7 194,f,:\:'
<br /> 1978 255,027 18,787 236,240 398,862 59.2 162,(in 63.9
<br />. 1978Y 271,422 20,244 251,178 443,602 56.6 192 ,o~'d
<br />197 ail 255,027 18,787 236,240 413,007 57.2 176,-~:jl
<br /> -
<br /> 1979 217,473 26,720 190,753 331,864 57.5 141, III 65.5
<br /> 1979~J 217,473 17,813 199,660 331,864 60.2 132,211'
<br /> 1980 241,047 8,402 232,645 351,950 66.1 119.3!1:, 68.5
<br /> 1981 247,885 10,903 236,982 389,105 60.9 152, J; : 63.7
<br /> 1982 245,797 20,125 225,672 356,756 63.3 131,111: \ 68.9
<br /> 1983 218,909 29,766 189,143 321,429 58.8 132. i ~"'l 68.1
<br /> 1984 247,162 37,735 209,427 355,788 58.9 14(". ',\ 69.5
<br /> 1985 266,334 16,872 249,462 346,836 71.9 97, " i I 76.8
<br /> 1986 271,658 7,679 263,979 377 ,015 70.0 Il.l, (I. " 72.1
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