TY  - BOOK
AU  - Oppen M Von
AU  - Subba Rao K V
TI  - Tank irrigation in semi arid tropical India: economic evaluation and alternatives for improvement
U1  - 333.913(54) 
PY  - 1987///
CY  - Patancheru
PB  - A P,ICRISAT
KW  - Irrigation
KW  - Land economics
ER  -