TY  - BOOK
AU  - Singh, Vijay Shankar.
TI  - Bioecological Interactions Regulating Populations of Predatory Coccinellids on Lipaphis erysimi Kalt. in Cruciferous Oilseed Crops / 
U1  - 595.7 
PY  - 1991///
CY  - .- Pusa, Samastipur
PB  - : RAU
KW  - Entomology and. Agri. Zoology
KW  - Oilseed Crops
KW  - Predatory Coccinellids
KW  - Thesis
KW  - M. Sc
ER  -