Technical key points of 1∶50,000 hydrogeological and environmental geology surveys in karst areas of South ChinaXIA Riyuan, ZOU Shengzhang, TANG Jiansheng, LIANG Bin, CAO Jianwen, LU Haiping599-608
Exploitation models for different types of underground rivers in karst mountain areas of southwestern ChinaCAO Jianwen, XIA Riyuan609-617
Groundwater occurrence characteristics and drilling well models in karst peak forest areas,Guangxi,ChinaQIN Xiaoqun, SONG Kaiben, HUANG Qibo, LAN Funing, HUANG Chunyang, HUANG Hui618-625
Experiences of well drilling for water search in karst areas of southeastern Yunnan Province:An example of the Zhulin area,Guangnan countyZHANG Gui, ZHOU Cuiqiong, WANG Bo, GU Weifang, DAI Wenmin, ZHANG Wenjun626-632
Reanalysis of spring water and its pollution causes of the Niangziguan spring in ShanxiLIANG Yongping, ZHAO Chunhong, TANG Chunlei, SHEN Haoyong, WANG Zhiheng, GUO Fangfang633-640
Discussion on the characteristics of karst water systems in the Xishan area of BeijingZHAO Chunhong, LIANG Yongping, WANG Weitai, TANG Chunlei, SHEN Haoyong641-647
A quantitative analysis of tracing tests for the Maocun subterranean river basin of Guilin during rainy and dry seasonsHUANG Fen, YIN Weilu, Xiaonong HU, CAO Jianhua648-658
Hydraulic interaction between groundwater and surface water at Zengpiyan site in Guilin,ChinaWANG Ziyan, JIANG Guanghui, GUO Fang, YUAN Xiaoyu, ZENG Xinru659-667
Sedimentary record of metal elements in the Dashiwei sinkhole section of Bailang underground river,GuangxiKONG Xiangsheng, LUAN Rijian, HONG Tao, QIN Xiaoqun, QI Shihua668-677
Enrichment environment and sources of strontium of groundwater in Xintian county,Hunan ProvinceSU Chuntian, HUANG Chenhui, ZOU Shengzhang, XIE Daixing, ZHAO Guangshuai, TANG Jiansheng, LUO Fei, YANG Yang678-683