【摘要】：据官方统计数据显示，2008年底，中国网民规模达到2.98亿人，这个庞大的整体将促进中国草根媒体的发展。在这个信息爆炸的时代，微博作为一种新媒体以其独有的魅力吸引着网民的参与热情并迅速在中国刮起一股“微博”热。尤其是新浪微博以其强大的名人效应更是吸引了众多的草根群体，使得“草根媒体”在不断的发展壮大。但是中国的草根媒体远未成型，基于以上问题，本文尝试做出一些探讨。

　　本文以草根媒体为研究对象，通过介绍草根媒体的概念、草根媒体的特征以及对新浪微博的调查、微博事件举例论证并结合传播学的理论知识，从草根记者的专业化、重塑草根媒体、草根媒体与传统媒体的融合这几个个方面来分析由“微博热”引起的草根媒体的发展。

【关键词】：微博 新浪微博 草根媒体 发展

【Abstract】：According to the official statistics data, at the end of 2008, the number of Netizen in China has achieve 298,000,000 people, this large group will promote the Chinese Grassroots media development. In this time period where information spread easily, the Microblogging, a new type of media,attracted Netizen and light their passions and lift a " Microblogging tide" quickly throughout China with its special glamour. Especially, the Sina Microblogging has attracted a huge number of Grassroots media using its strong celebrity effect, causing the “Grassroots media” to continuously grow and expand. But China's " Grassroots media " is still far from its full development. Based on the above questions, this article attempts to make some discussion.

　　　The researchs done in this topic hope to bring some example and sources of reference for the development of China's Microblogging and “Grassroots media”. This article，by taking the " Grassroots media: as the study object,  introducing Grassroots media 's concept,showing the Grassroots media 's characteristic, investigating Sina Microblogging,and providing Microblogging examples to prove the point and unifies the theoretical knowledge of mass communication, from three aspects inlcluding grassroots reporter's specialization, remoulds the grassroots media, Grassroots media 's corporatization , and the fusion between traditional media and Grassroots media to analyze the growth in Grassroots media due to the use of Microblogging.  

【Keywords】：Microblogging  Sina microblogging  Grassroots media   Development