At the early period of 20th century, the expeditionary party in Russia found the banknotes of Yuan Dynasty in Heicheng Erjina Inner Mongolia and it was the first time that the objects of Yuan Dynasty were seen.

Household register system was an important measure of the state’s managing and controlling the population in the feudal dynasties of ancient China． In the Heicheng unearthed artifacts a lot of materials concerning the household register system in the Yuan Dynasty were discovered through which we can have a general understanding of the procedures as well as the contents of the household register

The arrangement models of organic-pillar structure in the interlayer of organic pillared hydrobiotite;

The Interstratified Structure and Interlayer Nature of Hydrobiotite in Weili;

In order to investigate the reaction mechanism of organic pillared hydrobiotite,a hydrobiotite from Weili,Xinjiang,that is,a vermiculite-phlogopite interstratified mineral,was modified by cationic surfactants of quaternary ammonium with different alkyl chain length.

Weiya complex, eastern Tianshan: Single-sourced or diverse-sourced? ——Evidence from biotite;

Microarea chemical compositions of garnet, plagioclase and biotite from Zhoutan Group in central Jiangxi and its geological dynamic significance;

The mechanism of compositional and structural change of biotite in granite during weathering process;

The Research Morphology Physiology and Stress Resistance of Picea mariana of North America;

A Study on Introduction of Picea glauca and Picea mariana in China;

An isolate of the genus Graphium Corda on blue-stained Picea mariana was studied in terms of its morphological characteristics,and it was also identified.