TY  - BOOK
AU  - ROGER W HEXEM
TI  - WATER PRODUCTION FUNCTION FOR IRRIGATED AGRICULTURE
SN  - 0813817854
U1  - GN 631.7 H511W 
PY  - 1978///
CY  - LOWA STATE
PB  - IASH/ AIHS- UNSCO
KW  - WATER PRODUCTION FUNCTION FOR IRRIGATED AGRICULTURE
N1  - MODERN BOOK HOUSE JAWAHAR GANJ, JABALPUR
ER  -