00454nam a2200193Ia 4500008004100000020001400041041001200055082001000067082001100077100001600088100001100104245003600115260001400151260003100165260000900196300001500205365002500220650001500245150901s9999    xx            000 0 und d  a706998499  aEnglish  a631.7  bMIC/IR  aMichael A,M  eAuthor  aIrrigation theory and practices  aNew delhi  bvikas publishing pvt. ltd.  c1978  a754  Pages  a325/-                 aIrrigation