0.05). The results of this study indicated that the prevalence of Ornithobacterium rhinotracheale antibodies is high in the broiler flocks in Urmia city and PCR is a suitable method for diagnosis of the O. rhinotracheale]]>
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0.05). Seroprevalence was significantly increased with the increase of age, lower (12.1%) in 1-<2 years and higher (49.3%) in 3-≥4 years old of the animals( P<0.01). There was significant difference in prevalence among sheep herds with (39.8%) and without (23.4%) dogs (P<0.01). This is the first report in assessment of L. serrata infection in sheep by ELISA. Relatively high prevalence of L. serrata infection in the sheep is reflection of linguatolosis in dogs from the areas, it must be consider to all progamms for control and reduction of the infection in definitive and intermediate hosts.]]>
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0.05). In general that prescribing Camellia sinensis at 1.5% level orally stimulates some non-specific blood and immune factors and it can be used as the immunity stimulant for the juvenile Cyprinus carpio.]]>
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