Heady, Earl O Hexen, Roger W
Water production functions for irrigated agriculture - Iowa, Iowa State University Press 1978 - 215
0-8138-1785-4
Irrigated farming economic aspects mathematical models
333.913 HEX
100
Water production functions for irrigated agriculture - Iowa, Iowa State University Press 1978 - 215
0-8138-1785-4
Irrigated farming economic aspects mathematical models
333.913 HEX
100