TY  - BOOK
AU  - Hoffman, G. J.
AU  - Howell, Terry A.
AU  - Solomon, Kenneth H.
ED  - American Society of Agricultural Engineers.
TI  - Management of farm irrigation systems
U1  - 631.7 
PY  - 1990///
CY  - St. Joseph, Mi
PB  - The American Society of Agricultural Engineers
KW  - Irrigación
N1  - 59-32
ER  -