The coal-forming models in late permian eporch in Guangxi are divided into "two classes and three types", the two classes are peat bog coal-forming model and peat flat coal-forming model, the three types are bog type, tidal flat type and peat flat type coal-forming models.

α-biodiversity features of subordinate grass marsh communities in Sanjiang Plain;

Study on flora of subordinate grass marsh in Sanjiang Plain;