Hale,Mokun,Zhalan were the basic forms of social organization of ancient Daur people,and they played an important role in the process of transition from the end of the primitive society to the class society.

The authors also explained the creative songs based on old Zhaendale melodies and analyzed Shaman songs such as the Yadegen of the Daur,and the Morsukun narrative songs of the Oroqen,including text reading,in order to determine the influence of intonation on the melodies of shaman songs or folksongs.

Inquire into the difficulties facing the Momoge wetland and the solution;

The Avifauna of Momoge Nature Reserve in Jilin Province;

Spatial Distribution of Nitrogen and Phosphorus in Soil of Momoge Wetland;

Pollen combination and paleo-environment of Momoge Lake since 1500 years before.;