Avian leukosis virus subgroup J (ALV-J) is a retrovirus which infects meat-type chickens.

亚群禽白血病病(ALV-J)是一种主染肉用型鸡的反转录病。

Objective Preparation of specific transfer factor (TF) of avian influenza virus (AIV) and approach of immunopotentiation action to avian influenza vaccinum inactivatum.

目的制备禽流病特异性转移因子并探讨其对禽流灭活疫苗的免疫增效作用。

Avian flu basically is to pass excrement and urine the pollution that waits to basket of dress, shoe, equipment, egg is pestiferous.

禽流主是通过粪便对服装、鞋、设备、蛋筐等的污染传播疾病。