00410nam a2200181Ia 4500008004100000041001200041082001000053082001200063100001800075100001100093245001500104260001300119260002400132260000900156300001500165365002500180650002300205150909s9999    xx            000 0 und d  aEnglish  a631.7  bZIM/IRQ  aZimmerman J D  eAuthor  aIrrigation  aNew York  bJohn Wiley and Sons  c1966  a224  Pages  aUSD.9.80              aWater conservation