TY  - BOOK
AU  - Michael,A M
AU  - Ohja,T P
TI  - Principles of agricultural engineering V.2 : surveying, irrigation, drainage, soil and water conservation
SN  - 8186321152
U1  - 630 
PY  - 1999///
CY  - New Delhi
PB  - Jain Brothers
KW  - Agriculture
ER  -