SEROLOGICAL INCIDENCE OF GUMBORO DISEASE VIRUS INFECTION IN CHICKEN FLOCKS IN CAIRC DISTRICT | ||||
| Assiut Veterinary Medical Journal | ||||
| Article 26, Volume 17.1, Issue 33, May 1986, Page 209-215 PDF (1.49 MB) | ||||
| Document Type: Research article | ||||
| DOI: 10.21608/avmj.1986.190008 | ||||
 View on SCiNiTO | ||||
| Authors | ||||
| M.M. AMER; M.A. BASTAMI; D. E. KHILFA; A.S. HAMOUDA | ||||
| Abstract | ||||
| A total of eight hundred and sex serum samples were collected from various flocks of different ages, breeds and raised under differ ent systems, either laying flocks or broiler breeders, during the year of 1984 and 1985 for serological examination against Gumboro disease virus infection using agar gel-precipitation test. Four hundred and twenty three of these sera were positive with percentage of 52.48. The percentage of reactors in birds reared on floor was 45. 67, while those reared in cages was 58.45. All tested breeds and flocks were positive serologically against Gumboro disease virus, with varying percentage. | ||||
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