TY  - BOOK
AU  - Kumar, Devendra 
TI  - Fertilizers and their use=Urvarak aur unka upyog/by Devendra Kumar
U1  - 631.81  
PY  - 1971///
CY  - New Delhi
PB  - Oxford & IBH Publishing Co.
KW  - Technology (Applied Sciences)
KW  - Agriculture and Related Technologies
KW  - Fertilizers
ER  -