000 00640nam a2200193Ia 4500
005 20241120171018.0
008 241119s9999||||xx |||||||||||||| ||und||
020 _a0-8138-1785-4
041 _aENG
082 _a631.7
_bHEX
100 _aRoger W. Hexem
245 0 _aWater production functions for irrigated agriculture
260 _aAmes
_bIowa State University Press
_c1978
300 _a215p
504 _aRoger W. Hexem & Earl O. Heady: Water production functions for irrigated agriculture. Ames. Iowa State University Press, 1978. 0-8138-1785-4--(631.7HEX)
546 _aENGLISH
700 _a Earl O. Heady,
942 _cBK
999 _c20275
_d20275