TY  - BOOK
AU  - Michael, A.M. and Ojha, T.P.
TI  - Principles of agricultural engineering: : agricultural surveying irrigation drainage and soil and water conservation
U1  - 630 
PY  - 1978///
CY  - New Delhi
PB  - ; Jain Brothers
KW  - Agricultural Science
KW  - Agriculture
ER  -