TY  - BOOK
AU  - Tyagi,Nirupama
AU  - 
TI  - Soil biochemistry. 
SN  - 978 93 82036 56 2
U1  - 631.417/T977s 
PY  - 0000///Black prints.
PY  - 2013///
CY  - New Delhi 
KW  - Soil biochemistry
KW  - Soil Biochemistry.
N1  - Includes index(P242-243) and bibliography.
ER  -