Poultry science

Poultry science

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After DWR testing, all birds were weighed; half of them in each group were challenged with 50, 000 sporulated E. necatrix ... or CocciVacArD (9/10) were highly refractory to challenge as evidenced by the absence of morbid signs or weight lossanbsp;...

Title:Poultry science
Publisher: - 1980


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