Abstract Background Avian pox viruses (APVs) are highly contagious poultry diseases. posing a major economic threat to poultry production systems. and have a high mortality rate among young birds. Infected birds also face condemnation of affected carcasses due to the unsightly appearance of the nodular skin lesions. https://poolsproductscanadas.shop/product-category/hayward-aquarite-100-parts/