针对期刊网络传播力评价研究相对薄弱的状况,提出了运用P指数评价期刊网络传播力的设想。首先阐释了运用P指数评价期刊网络传播力的必要性和可行性;然后以CNKI为数据源,选取图书馆学情报学核心期刊为研究对象,通过实证考察了运用P指数评价期刊网络传播力的有效性;最后探讨了P指数的不足。 In view of the relatively weak research status of journal network communication power, this paper put forward the idea of ​​using P index to evaluate journal network communication power. Firstly, it explains the necessity and feasibility of using P index to evaluate periodical network communication ability. Then, taking CNKI as the data source, we select the core journal of library science information science as the research object, Effectiveness; finally discussed the lack of P index.