The technological pattern of harnessing humid sandlot in Tongren city,which belonged to Guizhou privince,chiese southern privince in China is exploited,and some suggestion that the main body should be popularized in southern shale corrosed humid sand district in this paper.

(2) Ulan Buh Desert wetlands, in the scope of our investigation there were 31 kinds of plants belonging to 10 families 29 genera.

There are very plentiful wetland resource and excellent condition for the benefit of the eco-tourism to Nansha wetland in Guangzhou City.

Succession and distribution pattern of vegetation communities on Jiuduansha Wetland.;

Resources and conservation valuation of fishes of Jiuduansha wetland in Changjiang River estuary;

Jiuduansha wetland,in 31°06′20″—31°14′00″N,121°53′06″—122°04′33″E,is a new-born wetland in Changjiang(Yangtze) River estuary formed between 1945 to 1958 by large amount of deposits unloaded from the river.