The beak and feather disease virus (BFDV) is one of the few pathogens capable of causing extinction of psittacines. To determine the prevalence and the nature of BFDV mutation. this study investigated the presence of the BFDV among 1. 095 individual birds of the 17 psittacine species in Iran followed by analyzing the DNA sequences of seven replication-associated protein (rep) and 10 c... https://parisnaturalfoodes.shop/product-category/regular-sausage/