00674nam a2200229Ia 4500008004100000041001200041082001000053082001100063100001700074100001400091100001100105245005800116260003200174260000900206300001500215365002500230650001500255650002400270942000700294999001900301952012400320150909s9999    xx            000 0 und d  aEnglish  a631.7  bHEX/WA  aHaxem  R W    aHeady E O  eAuthor  aWater production functions for irrigated  agriculture  bIOWA State University Press  c1978  a215  Pages  aUSD.8.95              aIrrigation  aWater conservations  cBK  c230287d230287  00104070aKAUCOAbKAUCOAd2015-09-16g0.00l0o631.7  HEX/WApKAU-COA-12871     r2015-09-16 00:00:00w2015-09-16yBK