Arif, B M Purification and properties of a nuclear polyhedrosis virus from Choristoneura fumiferana. [electronic resource] - Canadian journal of microbiology Aug 1975 - 1224-31 p. digital Publication Type: Journal Article ISSN: 0008-4166 Standard No.: 10.1139/m75-183 doi Subjects--Topical Terms: AnimalsCentrifugation, Density GradientInclusion Bodies, ViralInsect Viruses--isolation & purificationInsecta--microbiologyLarva--microbiologyViral Proteins