Howell, P.G.Alexander, R.A.Clark, R.Louw, J.G.De Kock, V.E.2016-09-302016-09-3020161960Howell, PG 1960, 'A preliminary antigenic classification of strains of bluetongue virus', Onderstepoort Journal of Veterinary Research, vol. 28, pp. 357-364.0330-2465http://hdl.handle.net/2263/57072The articles have been scanned in colour with a HP Scanjet 5590; 300dpi. Adobe Acrobat XI Pro was used to OCR the text and also for the merging and conversion to the final presentation PDF-format.As a preliminary investigation the existence of 12 distinct antigenic types of bluetongue virus was established. Where the facilities are available, the methods employed provide a rapid and accurate procedure for the antigenic identification of field specimens.en© 1960 ARC - Onderstepoort and Faculty of Veterinary Science, University of Pretoria (original). © 2016 University of Pretoria. Dept. of Library Services (digital).Veterinary medicine -- South AfricaBluetongue virusArticle