TY  - BOOK
ED  - United States, Dept. of Agriculture
TI  - Soil survey manual / 
SN  - 81-7200-330-7
U1  - 631.47 
PY  - 2004///
CY  - Jodpur
PB  - Scientific
KW  - Soil science
KW  - Agriculture
N1  - Includes index
ER  -