Preface Advance and Application of Soil Geochemistry Gong Zitong Forest Soils and Their Geochemical Characteristics in the Area near by Nanning Gong Zitong et al. Geochemical Characteristics of Boron and Their Relationship to Plant Growth in Main Soil Types Ouyang Tao,Qian Chengliang Soil Geochemical Environment of Kaschin-Beck Disease in China Wei Qifan,Hu Jichang The Base and Method for Compiling Map of Soil Geochemical Groups(To Cite the Map of Soil Geochemical Groups of China,1/14 millions,As an Example) Chen Hongzhao,Gong Zitong Abundance,Distribution,and Translation and Accumulation of Trace Elements of Main Soils in Tropical Region of South China Chen Zhicheng,Zhao Wenjun Relation Between Trace-Element Abundance in Soil and Parent Material in Tropical Region of South China Zhao Wenjun,Chen Zhicheng Exchange Bases Status and Their Significance on Soil Genesis and Fertility in Tropical Soils of South China Zhang Xiaopu,Gong Zitong Soil Geochemical Regionalization of Zinc in Hengyang Basin,Hunan Province Chen Hongzhao,Ouyang Tao,Qian Chengliang,Zhang Zuoshi Soil Geochemical Characteristics in Xisha Islands,South China Wu Zhidong,Gong Zitong Some Geochemical Characteristics of the Soils from Different Parent Materials in Nanjing Suburb Shi Xuezheng,Zhang Jindai Evaluation of Soil Resources in Tropical and Subtropical China from the Veiw Point of Soil Geochemistry Gong Zitong,Chen Hongzhao Geochemical Characteristics of Brown Soils in Korean Penesula Gong Zitong,Wang Ruyong,You Wenrui Tentative Discussion on the Relation between Silicon and Calcium in Plant and Soil Zang Huilin Distribution of Some Chemical Elements in Different Size Particles of Allitic Soils Wu Zhidong, Shi Xuezheng,Gong Zitong Occurrence,Migration,and Redistribution of Boron in Soils Chen Zhicheng Some Soil-Biogeochemical Characteristics of Sulfur and Their Practical Significance Wei Qifan Selenium in Soil and Plant Song Qi Research on Delineating Map of Element Distribution in Soil-Plant System Laboratory of Soil Science,Faculty of Agriculture,Kyoto University Geochemistry and Mineralogy of Trace Elements K.Norrish