1Re-discussion on the concept and classification of rocky desertificationLI Sen, DONG Yu-xiang, WANG Jin-hua279-2842Ecological water use and its coordination assessment in Southwest China karst mountain-A case study on Houzhai subterranean stream basin, Puding county, Guizhou provinceLI Da-jun, YANG Xian-shou, SU Wei-ci, LI-Po285-2903Comparison of karst rocky desertification progress between Daguan area in Guizhou and Sanzhiyang area in GuangxiMO Yuan-fu, XI Xiao-shuang, XIA Ri-yuan291-2964Study on the factor effecting erosion-resistance of calcareous soil in karst mountainous area-A case in the Shiqiao catchment of Bijie city, Guizhou provinceHE Xiang, XIONG Kang-ning, CHEN Hong-yun, HU Shun-guang297-3035Study on moist conservative ability under different types of land use in karst mountain area-A case in Zhongliang mountain, ChongqingJIA Hong-jie, FU Wa-li, ZHEN Xiao-jun, DU Fu-zhi, MA Zhi-min, DUAN Zheng-feng304-3096Features of karst soil microbe at different vegetation successions——A Case study on the peak cluster depression in Nongla, Mashan, GuangxiSHEN Li-na, DENG Xin-hui, JIANG Zhong-cheng, QIN Xing-ming310-314,3337Discussion on the result of field corrosion test around Erdos BasinLIANG Yong-ping, WANG Wei-tai, DUAN Guang-wu315-3208U-series dating of Longtanshan cave 1 in Chenggong, Yunnan provinceGAO Bin, SHEN Guan-jun, JI Xue-ping, CHENG Hai321-3259Drip water deposits and erosion-dissolution process by drip water in karst cave-Taking the Panlong cave as an exampleZHANG Mei-liang, ZHU Xiao-yan, LIN Yu-shi, TIAN Ming-zhong, Wang Hua326-33310Duality method for assessing karst groundwater vulnerability and its application in Jinfo mountain of ChongqingZHANG Cheng, Michèle Lettingue, WANG Song334-34011Analysis to runoff evolution features along time series in karst drainage basin-A case study in Guizhou province341-34612Preliminary study on the component of Uranium isotopes in various water-bodies in Shaozhuang-Shuangmiao water source areaCAO Ding-tao347-35513ASTER supported research on automatic extraction of karst surface water-A case in Guizhou provinceHE Zhong-hua, LIANG Hong, HUANG Fa-su, ZHAO Fang, Yang Mei356-36214Research prospect on the relationship between rocky cyanobacteria and karst development in karst regionNIE Lei363-36815Summary on karst cave tourism researchYANG Xiao-xia, XIANG Xu, YUAN Dao-xian, Li Jian-bin369-377 