Preliminary Studies on the Geographic Distribution of Fagus in China Anatomical Characteristics of Leaves and Woods of Fagus lucida and Their Relationship to Ecological Factors in Mountain Fanjingshan, Guizhou, China Re-discussion About the Forest Vegetation Zonation in Eastern China Regional distribution of rice grain quality in climatic transitional regions from north to south China Use of integrated climatic index to determine high temperature damage to summer maize at florescence in the Huaibei Plain Fuzzy cluster analysis on climatic conditions of world‘s major peach-growing areas and their relations to the ecotypes of peach genetic resources Relationship between Geographical Distribution of Pinus yunnanensis and Climate