TY  - BOOK
AU  - Gupta,A.K.
AU  - Varshney,M.L.
TI  - Practical manual for agricultural chemistry / 
SN  - 8170962439
U1  - 630.24 
PY  - 1993///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Agriculture Chemistry
N1  - Includes index
ER  -