TY  - BOOK
AU  - Bishnu, Hira lal
TI  - Sdudies on the biology and control of mustard aphid
U1  - 595.7 B 5413 S 
PY  - 1972///
CY  - Bhagalpur
PB  - BAC, Sabour
KW  - Entomology& Zoology
ER  -