TY  - BOOK
AU  - Soil Survey Division
AU  - Soil Survey Division
TI  - Soil Survey Manula United State Department of Agriculture Handbook No.18
U1  - 631.43/SSD 
PY  - 1995///
CY  - Jodhpur
PB  - Pawan Kumar Scientific Publishers.
KW  - Agriculture Handbook
ER  -