TY  - BOOK
AU  - Chopra,S L
AU  - Kanwar,J S
TI  - Analytical Agricultural Chemistry
SN  - 817096444X
U1  - 631.41 C 455 A 
PY  - 1999///
CY  - Ludhiana
PB  - Kalyani publishers
KW  - Agricultural-chemistry
ER  -