摘要
Abstract
Vaccination is an effective way for infectious disease prevention and control, and the quality of immunization programs directly determines the immune effect. In this paper,some key factors for formulation of immunization pro-grams in animal and poultry farms are discussed, including local disease situation,antibody level, vaccination routes, vaccine types and properties,breed sources, feeding management level. The immunization programs must be formu-lated according to the local conditions and the key factors mentioned above.关键词
养殖场/免疫程序/传染病Key words
breeding farm/immunization program/infectious disease分类
农业科技
