1Karst hydrogeologic structures of the shale-gas exploration and exploitation area in Fuling, ChongqingZHU Jiliang, XU Mo, SUN Jianping, KANG Xiaobing, SHI Xiaodi1-102A brief review on the factors affecting deposition of travertines in hot springsLIU Haisheng, ZHOU Xun, ZHANG Yuqi, HAI kuo, YU Mingxiao, TAN Mengru, SHANG Ziqi11-163Effect of exogenous water and acid on karst carbon sink in the Wanhuayan underground river systemLIU Pengyu, ZHANG Liankai, HUANG Qibo, QIN Xiaoqun17-234Dynamic characteristics and genesis of strontium-rich groundwater in Xintian county, Hunan ProvinceSU Chuntian, YANG Yang, BA Junjie, LUO Fei, LI Xiaopan, ZHAO Guangshuai24-335Health assessment of karst groundwater ecosystem of Jinci spring areaLU Shuaishuai, ZHENG Xiuqing, LI Xuqiang, CHEN Junfeng, ZHANG Yongbo, ZANG Hongfei34-416Tracer test and analysis of groundwater system in a karst area of southwest ChinaZHANG Lang, LI Jun, PAN Xiaodong, HUANG Xiaorong, PENG Chong42-477Study on the land use coupling evolution of mountain-basin systems in karst areasZHAO Yuluan, WEI Xiaofang, LI Xiubin48-538Exploration and research on the preservation environment of cave sites:An example of the Zengpiyan site in GuilinWEI Minjie, JIANG Guanghui, GUO Fang54-619Impacts of human activities on net primary productivity of vegetation in Guizhou Province from 2000 to 2014SHENG Yezi, ZENG Mengxiu, LIN Degen, PENG Haijun, ZHU Lidong, LI Fengquan, YU Yihong, WANG Nengjing62-7010Controlling factors of macroscopic oil-water distribution in fractured-vuggy carbonate reservoirs in west of area 10 in the Tahe oilfieldZENG Cheng, CHEN Benchi, LI Zongjie, MA Xuejun, XUE Mingxi71-7911Study on the genesis mechanism and prevention and control measures of shallow overburden karst collapse in central Guizhou area: An example of Baiyun primary school, Ziyun county, Guizhou ProvinceYANG Yuanli, MENG Fantao, LI Minghui80-8712Study on "four in one" control technology and its application of karst gas in the Songzao mining areaYUAN Xiangtao, LIU Yan, ZHOU Dongping, JIANG Hecai, CHEN Jingjiang88-9413Study on the effectiveness of the microtremor HVSR method in detecting underground river pipelines and caves in karst areasLIANG Donghui, GAN Fuping, ZHANG Wei, HAN Kai95-10014Application of GPR scattering matrix to estimating azimuths of underground pipelinesCHEN Jun, CHI Changfeng, XU Dongsheng, LIANG Feng101-10915Exploration and suggestions on development of the Shenxian cave in Fuping county, Hebei ProvinceZHOU Wenlong, GAO Zhandong, WU Kehua, LI Youwei, LI Po, HE Wei110-11816Research status and prospect of karst Tiankengs in Guizhou ProvinceWU Jin, ZHANG Zhaohui119-12617Study on the relationship between spatial distribution of karst caves and drainage density: An example of Guizhou ProvinceHUANG Liang, ZHAO Weiquan, LYU Sisi, YANG Jiafang, SU Weici127-136 