TY  - BOOK
AU  - Stevenson, F. J
AU  - Cole, A. M
TI  - Cycles of soil.Carbon, Nitrogen, Phosphorus, Sulfur, Micronutrients. 2nd. ed
SN  - 9788126552924
U1  - 631.4 S481C 
PY  - 2015///
CY  - New Delhi
PB  - Wiley India
KW  - Soil
KW  - Agriculture
ER  -