00621nam a22001577a 4500003000800000005001700008008004100025040002100066082001500087245013700102260004100239300004800280500007200328504004100400650002200441BD-DhUL20160831122323.0160831s198905  bg a|||| m||| 00| 0 eng d  aBD-DhULcBD-DhUL  a571.9bPAT 0aPattern of infestation and histopathological effects of mustard aphid lipaphis erysimi(kalt.) (Homoptera : Aphididae) /h[MS Thesis]  aDhaka :bUniversity of Dhaka,c1989.  aix, 89p. :bill. (some col.), maps ;c29cm.  aThesis (M.Sc.) -- Department of Zoology, University of Dhaka, 1989.  aIncludes bibliographical references. 0aHistopathological