Rabbit plague is an acute, febrile, septicaemic and destructive infectious disease caused by virus. All year round can occur, all kinds of rabbits are susceptible. The morbidity and mortality of young rabbits and adult rabbits over 3 months old were the highest (up to 95%) . The weaned young rabbits had a certain resistance, and the lactating young rabbits did not suffer from the disease. Can Pass Respiratory Tract, alimentary canal, skin and so on many kinds of ways infection, incubation period 48 ~ 72 hours.

Can be divided into three types. Most acute type: sudden death without any obvious symptoms. There are many short-lived excitement before death, such as screaming, struggling, convulsions, running and so on. Some sick rabbits have frothy blood coming out of their nostrils before they die. This type of case often occurs in the early stages of the epidemic. Acute type: spirit is depressed, the hair is coarse disorderly, rapid emaciation. The body temperature rises to above 41 ° C, the appetite drops or discards, drinks the desire to increase. He died of sudden excitement and fell to the ground after a few screams. The above 2 types occur mostly in young rabbits and adult rabbits, suffering from anal laxity before death, a small amount of yellow sticky loose stool. Chronic type: see at epidemic later period or after weaning young rabbit more. The body temperature rises, the spirit is low, does not like to eat, likes to drink the cold water, emaciates. The course of disease was more than 2 days, most of them could recover, but they were still infected with other rabbits.

The rabbits died of systemic septicemia changes, all organs have different degrees of bleeding, hyperemia and edema. The lungs are highly edematous with bleeding spots of varying sizes and numerous red foamy fluid oozing from the cut surface. The congestion or diffuse hemorrhage of larynx and trachea mucosa was most obvious in trachea ring, the swelling and degeneration of liver was yellowish, or the congestion was purplish red with bleeding spots, and the enlargement of kidney was purplish red, often with the pale degeneration of the area is mixed with spots, and some see needle-like bleeding; cerebral and meningeal blood vessels congestion, blood clots in the pituitary gland and pineal gland; thymic hemorrhage.

Vaccination is the best way to prevent rabbit plague. After weaning, each rabbit was injected subcutaneously with 1 ml, and the immunity was produced in 5-7 days. The period of immunity was 4-6 months. Adult rabbits were injected 2-3 times a year with L-2 ML each time. Once the disease occurs, the field is immediately sealed off, the sick rabbits isolated, the dead rabbits buried deep (50 cm above the ground can be) , cages, rabbit houses and the environment thoroughly disinfected, inject 2-3 ml each. Rabbit farms are not allowed to sell rabbits at the onset of the dise