TY  - BOOK
AU  - singh, D. P.
TI  - Studies on some soils of defferent origin of Bihar with special refference to their genesis, characterisation and classification
U1  - 631.4 S 643 S 
PY  - 1988///
CY  - Bhagalpur
PB  - BAC, Sabour
KW  - Soil science
ER  -