00299pab a2200121 454500008004000000100002400040245005300064260000900117300001200126362001200138650001500150773001200165180718b1996   xxu||||| |||| 00| 0 eng d  aNarayanamoorthy, A.  aDrip irrigation: a discounted cash flow analysis  c1996  ap.63-76  aJul-Dec  aIrrigation  aAnvesak