TY  - BOOK
AU  - Singh, Gangwar & Sachan
TI  - Mirda urawarta & urwarak(In hindi)
U1  - 631.4 S 643 S 
PY  - 1976///
CY  - Nainital
PB  - Govind Ballabh Agriculture University,Pantnagar
KW  - Soil science
ER  -