TY  - BOOK
AU  - Olson, Gerald W.,
TI  - Field Guide to Soils and the Environment Applications of Soil Surveys
SN  - 0412259605
U1  - 631 
PY  - 1984///
CY  - London
PB  - Chapman & Hall
KW  - Soil Science
KW  - Techniques, equipment & materials
ER  -