TY  - BOOK
ED  - Soil Survey Staff , Bureau of Plant Industry, Soils and Agricultural Engineering.
TI  - Soil survey manual
U1  - 631.470202 22
PY  - 1978///
CY  - New Delhi
PB  - Oxford & IBH Publishing Co.
KW  - Soil science
KW  - Soil surveys
N1  - Include bibliographical references and index
ER  -