TY  - BOOK
AU  - Singh S.P.
AU  -  Gangwar B.  Singh M.P.
TI  - Characterization and Evaluation of Existing Farming Systems of Uttar Pradesh
U1  - 630.2 
PY  - 2010///
CY  - Meerut
PB  - Directoate for Farming Systems Resrarch
ER  -