00589nam a22001817a 4500003000400000008004100004082001600045100002600061245016000087260003900247300000900286502001100295650003400306650001800340650002700358650001100385650001100396OSt250609b        |||||||| |||| 00| 0 eng d  a595.7bS48B  aSingh, Vijay Shankar.  aBioecological Interactions Regulating Populations of Predatory Coccinellids on Lipaphis erysimi Kalt. in Cruciferous Oilseed Crops / cby Vijay Kumar Singh  a.- Pusa, Samastipurb: RAUc, 1991  a80p.  bM. Sc.  aEntomology and. Agri. Zoology  aOilseed Crops  aPredatory Coccinellids  aThesis  aM. Sc.