TY  - BOOK
AU  - Yawalkar, K. S.
ED  - Agarwal, J. P.
ED  - Bokde, S.
TI  - Manures and fertilizers
U1  - 631.81 
PY  - 1972///
CY  - Nagpur
PB  - Agri-Horticultural Publishing House
KW  - Fertilizers
KW  - Agriculture--Fertilizers--Use
ER  -