Analysis of Yield Factors of Liaojing Rice Varieties;

Rice quality status analysis of Liaojing rice varieties;

Character and Applying Prospect of Special .Rice Variety Liaojing 371;

XuXi and the Diplomatic Relation between Korea and Liao Dynasty in Tenth Century;

According to the dictionary and other references books in the academic world,Chaice Ritual System is the rite for the Liao Dynasty emperors to embark on the throne.

Cultural Outlook on the Relations between the North Sung Dynasty and Koryo:Compared to Those between the Liao Dynasty and Koryo;