Drought causes and restoration measures for Jiulongchi spring group within Cuihu lake,KunmingWANG Yu, HE Rao-sheng, LIU Hai-feng, WANG Zi-wei, YAN Xiang-sheng, SHUANG Ling, PENG Shu-hui263-271
Boundary condition,water cycle and water environment changes in the Jinan spring regionSUN Bin, PENG Yu-ming272-279
Application of the numerical simulation method in concealed karst wellhead for protection area delimitation and contamination preventionLI Xing-yu, NAN Tian, WANG Xin-juan, LI Peng, XIE Zhen-hua, SHAO Jing-li280-287
The relationship between karst formation and geological disasters in Qingjiang river basin,western Hubei ProvinceCHANG Hong, ZHANG Yu, LI Jing-fu, TAN Jian-min, HAN Hui-qing288-293
Formation conditions and mechanisms of karst subsidence:A case study of Huangzhuang village in TangshanLI Yan-gui, LIU Zi-long, YU Xiao-min, LUO Shui-yu, YONG Fan, JIANG Zheng-zhong299-307
Evaluation of ecological security in the Wujiang river basin using remote sensing and GIS technologiesYI Wu-ying, SU Wei-ci308-318
Spatial heterogeneity of soil nutrients and pH in tobacco area based on geostatistics:A case study in a karst area of Youyang county,ChongqingLIU Yue-jiao, ZHANG Yang, NI Jiu-pai, ZHOU Chuan319-325
Spatial patterns and factors impacting settlements in Hongfeng lake watershedWANG Fa-yan, LI Yang-bing326-337
Factors affecting household behavior to control rocky desertification based on Logistic-ISM model in karst area:A case study in Guizhou ProvinceYU Shuang, LI Guang338-346