LEACHING EXPERIMENT ON RESIDUAL WEATHERING CRUST OF CARBONATE ROCK--A Case Study of Pingba and Zunyi Profiles of Guizhou李景阳, 梁风, 朱立军, 陈桐167-173
THE RECORD OF PALEO-CLIMATIC ENVIRONMENT IN LUGU LAKE AREA OF NINGLANG COUNTY, YUNNAN林玉石, 张美良, 覃嘉铭174-182
FORMATION AND EVOLUTION OF KARST WEATHERING CRUST ON LIMESTONE AND ITS CYCLIC SIGNIFICANCE李德文, 崔之久, 刘耕年, 冯金良, 曹俊183-188
SECONDARY POLLUTION OF CHROMIUM IN POWDERY COAL ASH: AN EXAMPLE OF CR6+IN UNDERGROUND WATER AROUND AN ASH SITE IN A POWER-STATION覃嘉铭, 裴建国, 郭慧霞189-195
CHARACTERISTICS OF A KARST WATER SYSTEM ON CORROSIONAL PLATEAU AND EFFICIENT EXPLOITATION OF WATER RESOURCES -- A typical case in the Xisa-Banggu karst area of Xichou county, Yunnan province梁彬, 王廷, 闫志为, 林玉山196-204
KARST HYDROGEOLOGICAL ENVIRONMENT PROBLEMS ALONG THE MAIN CANAL OF THE YELLOW RIVER DIVERSION PROJECT IN WANJIAZHAI, SHANXI侯敬泽, 徐胜205-210
CHARACTERISTICS, FORMATION,AND CONTROLOF ROCKY DESERTIFICATIONIN LIUPANSHUI CITY, GUIZHOU PROVINCE王瑞江, 姚长宏, 蒋忠诚, 裴建国211-216
COMPREHENSIVE EVALUATION OF THE REGIONAL AGRICULTURAL ECO-ENVIRONMENT IN GUIZHOU PROVINCE李瑞玲, 王世杰225-230
EFFECT OF KARST DYNAMIC SYSTEM ON FERTILITY OF TYPICAL CALCAREOUS SOILS何子平, 蒋忠诚, 吕维莉, 陈桂芬, 蒙炎成231-235