Особенности эпизоотического процесса доминирующих раневых инфекции крупного рогатого скота при промышленных технологиях содержания

2014 
Infectious diseases of the distal extremities of animals is widely spread infectious disease causing considerable economic damage to the cattle. For a long time to infectious diseases limbs came as a wound infection, not giving her enough attention. In the conditions of intensification of livestock problem the incidence of the limbs of animals and control has become very topical due to the mass destruction of animals. In recent years the incidence of animals distal limbs, caused by infectious pathology varies on average from 12 to 17 % of the total population, in some farms may reach 30 %. As a rule, these diseases are chronic, sporadically compounded with the weakening of the general resistance of an organism of animals most susceptible to the disease caused by infection of the limbs high yielding cows, heifers and calves in the second half of fattening. Disadvantaged farms the safety of the people calves does not exceed 62-75 %, as the offspring is born with primary immunodeficiency due to fetal toxicity of the products of vital functions of the agent of nekrobakteriosis, staphylococcus and streptococcal infection. Wound infection is a group of infectious diseases that develop as a result of penetration of the pathogen through the skin and mucous membranes after preliminary mechanical damage. Such diseases are: erysipelas, clostridiosis tetanus, gas gangrene, emphysematous carbuncle, nekrobakteriosis, staphylococcus and streptococcosis. According to sources with wound infections, in most cases, can identify the following microorganisms: Cl.perfringens, Cl.septicum, Cl.novyi, Cl.hystoliticum, E.coli, St.aureus, Str.viridans, Streptococcus pyogenes, Str. A, B, C, D, G, Proteus mirabilis, Ps.aeruginosa, F.necroforum, as well as Bacteroides melaninogenicus, Actinomyces pyogenes. Actuality of study of this subject is in constant risk of wound infections in industrial technology content. In this regard, it is necessary to conduct regional research, allowing to study the characteristics of epizootic process in a specific territory, in particular natural-economic conditions and subsequent development of preventive and antiepizootic measures, taking into account regional epizootological peculiarities of natural foci and other Epizooties dangerous diseases, some specificity in the manifestation of epizootic process.
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