التقصي الوبائي للإصابات المرضية عند الأغنام العواس في محطة بحوث وادي العذيب (بادية حماة سورية)‎

الملخص EN

The main objective of this study is the epidemical survey of the most important diseases which frequently appear and infect Awassi sheep in Al Azib Research Valley Station (Hama steppe/ Syria) during 2005- 2009 by using health records, sheep observing, recording of diseases and distributing them according to their places in the body systems, in addition to making particular laboratory tests (blood and parasitic) in order to evaluate the surrounding environmental and healthy circumstances to assess diseases in sheep flock and assessing rates of this infection.

The results showed that the station sheep were exposed to several diseases, and infection rates varied according to the season.

The most important diseases of Awassi sheep had been assessed.Theresults showed that the most clearly diseases were alimentary system diseases, nervous system diseases, metabolic diseases and respiratory diseases.

On the other hand, eye diseases, skin diseases and mastitis appeared in lower rates.

Other diseases were few or singular infections as abscesses, poisoning, breeders diseases, Dystocia, foot infectious, fractures and urinary system diseases.

Parasitic tests results of faeses samples showed existing of a high infection with gastro-intestinal helminthes which requires changing the kind of dismissing drugs to these helminthes every period.

Parasitic test results also showed that no infections with Dictyocaulus viviparus or trematoda eggs in any examined sample, and that the infections with external parasites were rare.

Whereas, blood test results showed that there was no disease with Abortion: Brucellosis, Chlamydia psittaci and Toxoplasma gondii in sheep and rams.

The obtained results in this work require to emphasis on applying strategic programs either in breeding field or remedial and avoidable controls according to infections appearance during annual season, in addition to taking care of Endo-parasitic control through planned programs.