[Effects of tourism disturbance on plant diversity in Qingshan Lake scenic area of Zhejiang Province].

From May 2007 to June 2008, an investigation was made on the changes of plant community in Qingshan Lake scenic area of Zhejiang Province under the effects of tourism disturbance. With the increase of tourism disturbance, the importance value of the plants was mainly fastened on a few species such as Pinus hwangshanensis, apt to decrease for tree and shrub species and to increase for herb species, and the individuals of the plants increased. The values of richness index (D) and diversity index (H) were in the order of medium disturbance > slight disturbance > severe disturbance, while the evenness index (J) value was in the order of medium disturbance > severe disturbance > slight disturbance.

[Clinical trial on mastoplasia treated by xiaozheng pills (qing xiang pills)].

Objective: To assess the efficacy and safety of Xiaozheng pills in treating mastoplasia.

Method: Clinical trials were carried out by five hospitals. In each hospital, patients were divided into two groups with one group 24 patients (trial group) and the other 24 patients (control group).