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Gross Irrigation Application (inches) = Q x T <br />450 x A <br />14 x 0 1 <br />450 x (15) <br />( I Ste( 9 ) <br />450x( , e3 ) <br />? " (13) <br />Gross Application (9): ;3, > x't "tom.. <br />Q = Total flow rate, gpm <br />l <br />Number of CC,C ditch shares: - ZO t + �' <br />Note: I share of CC water equals 450gpm/35 shares = 12.86gpm <br />Q = # CCC ditch shares x 12.86gprn = Z-1 1 Z , _ )5 7 �n -- (14) <br />J1 4 <br />T = length of application, hours (NRCS reconunends 11 hr sets for flood irrigation) <br />A = area being irrigated, acres <br />450 is a conversion constant: <br />450 gpm = 1 acre- incl-/hr <br />the area being irrigated, A, is determined using the following formula: <br />A = Set size or area (acres) = <br />NxRxL <br />43560 <br />(1.9)x(20 )x(21) <br />43560 <br />(ZA) x (Z,5)X (6w) <br />43560 <br />3 (15) <br />