TY  - BOOK
AU  - Singh, Krishna Bahadur
TI  - Studies on biogy and relative efficacy of fumigants against
U1  - 5959.7 S 643 S 
PY  - 1970///
CY  - Bhagalpur
PB  - BAC, Sabour
KW  - Entomology& Zoology
ER  -