1999年《人民长江》杂志各期均准时出版 ,共发表文章 2 3 5篇 ,再次突破 2 0 0篇大关 ,较 1998年增加 5篇。其中长江委内作者论文 171篇 ,长江委外作者论文 64篇 (见表 1) ,平均信息密度为 6.0 6篇 /印张。通过对全年刊用稿件统计 ,论文的平均报道时差为 6.0月 ,其中刊出时滞最 The various sections of the “People’s Yangtze River” magazine were published on time in 1999, with a total number of 235 articles published, exceeding 200 again, an increase of 5 from 1998. Among them, there are 171 papers of authors in Yangtze River Commission and 64 papers of authors of Yangtze River Committee (see Table 1). The average information density is 6.06 pieces per sheet. Through the use of manuscript statistics throughout the year, the paper reported an average time lag of 6.0 months, of which the most time lag was published