On CHEN Bi s Economic Thoughts and Practice;

Take Chen Bi for instance,he borrowed foreign capital and applied himself to raise domestic money and put official money to use in the course of the redemption of Jinghan Railroad.

Discussion of Chongqing Bishan s Daylily Flower s Characteristics and Geographical Marking Protection;

The paper conducted a study of the biodiversity of tree populations in the area covered by the soil & water conservation and ecological restoration project in Bishan County,Chongqing,by using Margalef abundance index,Menhiniek abundance index,Simpson diversity index,Shannon-Wiener diversity index and Alatalo evenness index.