TY  - BOOK
AU  - Yawalkar, K S
AU  - Agarwal, J P
TI  - Manures and fertilizers
U1  - 631.8 
PY  - 1962///
CY  - Nagpur
PB  - Agri horticultural publishing house
KW  - Bulky organic manures
KW  - Concentrated organic manures
KW  - Commercial nitrogenous fertilizers
KW  - Commercial phosphatic fertilizers
KW  - Ferlizer mixtures
ER  -