TY  - BOOK
AU  - Provash Chandra Das 
TI  - Fundamentals of Manures and Fertilizers 
SN  - 978-93-89713-76-2
U1  - 630 DAS-F 
CY  - Kalyani Publishers, B-1/1292, Rajinder Nagar, Ludhiana 
PB  - Kalyani Publishers
ER  -