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Autor:
Mariam Hussien Shokry, Wafaa A. Abd El-Ghany, Ismail Abdelhafeez Redwan, Mohamed Mahrous Amer, M. A. Bosila
Publikováno v:
Egyptian Journal of Veterinary Sciences. 49:49-57
One hundred and sixty, 1-day old broiler chicks were grouped into 4 equal groups, at the 10th day birds of groups 1- 3 were s.c inoculated with 0.5 ml containing y 1.5x 108 of S.xylosis, S. sciuri and S.lentus; respectively and group 4 was noninfecte