00418pab a2200133 454500008004000000100001900040245011200059260000900171300001100180362000900191650003300200700001500233773003600248180718b1983   xxu||||| |||| 00| 0 eng d  aPatel, Arun S.  aIrrigation practices and efficiency of water use - a study of Machhu - I irrigation project area in Gujarat  c1983  a459-66  aOct.  aIrrigation - India - Gujarat  aH.F. Patel  aAgricultural Situation in India