Article
Genetic resistance of Egyptian chickens to infectious bursal disease and Newcastle disease.
Tropical animal health and production - 1 Jan 2004
Hassan M K, Afify M A, Aly M M
Abstract excerpt
Genetic resistance of native Egyptian breeds to very virulent infectious bursal disease virus (vvIBDV) and Newcastle disease virus (NDV) was investigated in two experiments. In the first experiment, birds from four breeds (Gimmizah, Sina, Dandrawi and Mandarah) were challenged with vvIBDV. The Mandarah chickens had the lowest mortalities (10%) compared to the Gimmizah, Sina and Dandrawi chickens (55%, 35%, and...
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