00673nam a2200229Ia 4500008004100000041001200041082001200053082001100065100001600076100001600092100001100108245005800119260000900177260003200186260000900218300001500227365002500242650002400267942000700291999001900298952012600317150909s9999    xx            000 0 und d  aEnglish  a 631 .7  bHEX/WA  aHeady E O    aHexem R W    eAuthor  aWater production functions for irrigated  agriculture  aIowa  bIowa State University Press  c1978  a215  Pages  aU.S.D.8.95            aWater conservations  cBK  c236565d236565  00104070aKAUCOAbKAUCOAd2015-09-16g0.00l0o 631 .7  HEX/WApKAU-COA-20467     r2015-09-16 00:00:00w2015-09-16yBK