Five pollen zones are identified in Yangmu peatland of Mishan region located at 45o34扤, 132o23扙 through sporo-pollen analysis. The changing process of paleovegetation and paleoclimate was obtained. Wa
By using the basic theories of physical geography, land resourcesand ecology, this article analyzes the soil quality of the rural-urban marginal area in Kaifeng
Forty-eight samples are chosen to discuss the distribution in space and time of the cooling fluctuation events during Holocene in the tropical zone of China in
By analysis of published papers on the Yangtze estuary and hydrological and sediments datain Yangshan Harbor area, many similarities are found between Yangshan