TY  - BOOK
AU  - Bisen, C R
AU  - Guide: Choubey, S.D.
TI  - Direct, residual and cumulative effect of phosphorus, potassium and farmyard manure on a fixed paddy-wheat rotation
U1  - 633 
PY  - 1977///
CY  - Jabalpur
PB  - Department of Agronomy
KW  - AGRONOMY
ER  -