Mathieson, B R Isolation of the gram-negative bacterium, Serratia marcescens, from the sheep scab mite, Psoroptes ovis. [electronic resource] - The Veterinary record Mar 1996 - 210-1 p. digital Publication Type: Journal Article ISSN: 0042-4900 Standard No.: 10.1136/vr.138.9.210 doi Subjects--Topical Terms: AnimalsFemaleMicroscopy, Electron--veterinaryMite Infestations--parasitologyMites--microbiologySerratia marcescens--isolation & purificationSheepSheep Diseases--parasitology