常见羊病的综合防治(国外英文资料).docVIP

常见羊病的综合防治 Sheep in the process of growth and development, can happen all kinds of diseases, in nature can be divided into three major categories of infectious diseases and parasitic diseases and attended infectious diseases is due to a variety of pathogenic pathogenic microorganisms invade the growth, reproduction and produce toxin in sheep. Parasitic disease is all sorts of parasites sheep body in vivo and in vitro, by insect body organs and tissues of sheep of mechanical damage, seize the sheep body nutrition and harmful toxins. Attended and obstetric disease, including medical disease, surgical disease due to the improper management, more nutrition metabolic disorders, eating poison. Mechanical damage, caused by the stimulation of foreign bodies and the change of external environment. To prevent the occurrence of various diseases, must adhere to the policy of prevention first, strengthen management, strict enforcement of various health and epidemic prevention system, the implementation of all kinds of comprehensive prevention and control measures, combining raising management and disease prevention and control, in order to obtain comprehensive disease prevention destroy effect, ensure healthy and smooth development of mutton sheep production. 1 (a) prevention and control of basic technology, judge the sheep are at feed management at ordinary times should pay attention to observe individual sheep, and even the entire herd behavior change as a whole the sheep on the general observation measure, gait and posture, from the sheeps individual main observation by hair, skin, mucous membrane, conjunctiva, appetite, manure, breathing and body temperature change, etc., to determine whether the sheep was sick, and make a diagnosis and give treatment in time. (1) fat: chronic wasting disease, the sick sheep are lean and weak due to the long-term effects of the disease. (2) postures: if the behavior of the sheep is not identical, it may be a sign of illness. (3) gait: healthy