The distribution and status of Maco Polo sheep (Ovis ammon polii) in China;

Toxic grasses of Succuir recorded in《The Travels of Marco Polo》and their eco-environmental background;

Doubts about Marco Polo s Entering Burma;

Textual Research on the Time of Marco Polo Going to Yunnan;

Did Marco Polo Tell a Lie?;

Tiunguy Is "Fengzhou"--research on a place name of Marco Polo traveler;

This paper discusses Marco Polo S contributions to physical geography and mineralogy.

Study on tissue culture and propagation of Maroco polo in vitro;