Diagnosis and Control of Rabbit Hemorrhagic Disease （RHD）

In this study,chronic-type rabbit hemorrhagic disease occurred in rabbit warrens of Shandong,Liaoning,Beijing and Hebei,which was mainly characterized by deaths of young and adult rabbits,longer durationand nerve symptoms,was surveyed by epidemiological investigation,bacterial isolation and incubation,artificial infection test and histopathological method to analyze the causes of chronic-type rabbit hemorrhagic disease and put forward the corresponding control measures.