TY  - BOOK
AU  - Sparks Donald L
TI  - Environmental soil chemistry
SN  - 0-12-656445-0
U1  - 631.41 
PY  - 1995///
CY  - San Diego
PB  - Academic Press
KW  - Environment
KW  - Environment science
KW  - Land
KW  - Soil chemistry
KW  - Soil conservation
ER  -