1Comparison of carbon sequestration capacity between carbonate weathering and forests: The necessity to change traditional ideas and methods of study of carbon sinksLIU Zai-hua, Wolfgang Dreybrodt345-3482Test on the dolomite dissolution under subaerial temperature and pressureHUANG Si-jing, CHENG Xin-yi, ZHAO jie, ZHANG Wen-Zheng349-3593Leaching experiment for the weathering of carbonate rocks by simulating different climatesFENG Zhi-gang, MA Qiang, LI Shi-peng, LIANG Lian-dong, WANG Shi-jie361-3764The anomaly features of As and Cd in the karst area in Yunan provinceWANG Yu, PENG Shu-hui, YANG Shuang-lan377-3815Numerical simulation for groundwater under draining condition in complex karst mining area: An example from the Makeng iron mine in Fujian provinceLI Gui-ren, ZHAO Zhen, CHEN Zhi-hua382-3876Research on the impact on runoff by time-scale of the precipitation in karst basin in view of MIKE SHE model:A case in Liudong river of the Hongshuihe systemLI Jing, JIAO Shu-lin, LIANG Hong, XIANG Zheng, XIANG Shang388-3947Hydrochemical characteristics and influencing factors of the river water in the GuijiangZHANG Hong-bo, HE Shi-yi, YU Shi, WANG Yan-xue, WANG Ling-ling395-4018The evaluation of coupling degree between water resources and social-economic development in typical karst city: A case study in GuiyangYI Wu-ying, SU Wei-ci402-4089Carbonic anhydrase activity of the water-body in different eco-environments of river basins: A case study in the Guijiang river basinSHEN Tai-ming, LI Wei, ZHANG Qiang, ZHANG Yang, ZHANG Hong-hui, YU Long-jiang409-41410Soil heavy metal's form and their enrichment and transfer in plants in the water level fluctuating zone at Yunyang in Three Gorge reservoir areaCHEN Jin-wu, SUN Yi-ming, YANG Zhan-nan, ZHANG Xian-qiang, SUN Min415-42211Organic matter content of the bare lateritic surface-layer in east Yunnan karst rocky desertsCHEN Hu, WANG Jia-xue, HU Can-can, MA Zhao-lun423-42512Formation mechanism of karst soil-void in single-layer soil structure conditionJIANG Xiao-zhen, LEI Ming-tang, GUAN Zhen-de426-43213A primary study on hazards, prevention and control of lampenflora in tourist caveYANG Xiao-xia, SHI Jun-zhuang, XIANG Xu, WANG Ran433-44014Differential enrichment of oil and gas in carbonate karst reservoir on northern slope of Tazhong uplift, Tarim BasinL(U) Xiu-xiang, ZHOU Xin-yuan, YANG Hai-jun, LAN Xiao-dong, LUO Chun-shu, YU Hong-feng, CAI Jun, HUA Xiao-li441-45215Study on the air-lift circulation technique for water-well drilling in karst leaking stratumSONG Zhi-bin, ZHANG Jin-chang, XU Liu-wan453-45816Geophysical prospecting techniques in discriminating the infilled water from mud in karst water-bearing mediaSUN Yin-hang, LIAN Jie, WU Yi459-464 