1The situation and tasks for northern karst research of our countryYUAN Dao-xian219-2212Phase composition and formation of stalagmite minerals: Indications of climate and environmentZHANG Hai-wei, CAI Yan-jun, TAN Liang-cheng222-2283Study on the carbon-sink effect by treatment to karst rock desertification——An analysis in light of field monitoring dataCHEN Wei-jie, XIONG Kang-ning, REN Xiao-dong, ZHOU Wen-long229-2384Analysis on morphologic features of the peak-cluster depression in Qiubei, Southeast YunnanWANG Di, XU Mo, QI Ji-hong, ZHANG Qiang239-2455Research on the property of soil geochemistry in typical karst area in Guizhou ProvinceCHEN Wu, REN Ming-qiang, LU Zheng-yan, WANG Ning-ning246-2526Pondering upon the relationship between karst dynamics theory and carbonic anhydrase and polypeptideLi Qiang253-2577Research progress on the recent 2 000 years' climate change revealed by stalagmite record in ChinaYIN Jian-jun, QIN Jia-ming, LIN Yu-shi, YANG Yan, TANG wei258-2668Discussion on karst rocky desert evolution trend based on ecologically comprehensive treatmentXIONG Kang-ning, CHEN Qi-wei267-2739Characteristics of water loss and soil erosion and some scientific problems on karst rocky desertification in Southwest China karst areaZHANG Xin-bao, WANG Shi-jie, CAO Jian-hua, WANG Ke-lin, MENG Tian-you, BAI Xiao-yong274-27910Reconstruction of terrestrial productivity of Yichang region in the past 9 000 years from stalagmite P/Ca ratioCHEN Fei-fei, HU Chao-yong, SHI Yu, RUAN Jiao-yang280-28411Preliminary design and application of karst rocky desertification comprehensive treatment on small watershed based on the 3S-CAD technique-A case in the Xiaoshan Small Watershed, Tiandeng CountyYAN Yan, HU Bao-qing, SU Guang-shi, WANG Lei285-29212Daily variation of photosynthetic ecophysiological characteristics of lithophytic shrub dominant species in peak cluster depressions of Nongla, GuangxiPANG Dong-hui, SHEN Li-na, JIANG Zhong-cheng, QIN Xing-ming, LIANG Ming-zhong, WU Kong-yun, DENG Yan, YIN Hui293-30013Features of spore-pollen assemblage in topsoil under different vegetation types in karst desert——A case in Nanping Town, Nanchuan District, ChongqingHAO Xiu-dong, XIE Shi-you, OUYANG Xu-hong, LUO Lun-de, SHI Sheng-qiang, LI Lin-li, SUN Ai-zhi, ZHAO Zeng-you301-31114Survey of amphibian and reptiles in Central Guangxi karst areaJIANG Ai-wu, SU Tong-ping, YU Jia-jie313-31815Analysis on the influence factors to fluorine transfer in red mudYUAN Xiao-mei, WANG Bing-ying, YUAN Xue-zheng, LI Guang319-32416Cases of fracture karst aquifer recharge with urban roofwater at home and abroad——Reflection on the relevant issues in Jinan CityWANG Wei-ping, XU Yu, HE Mao-qiang, CAO Bin325-33017Water quality evolution tendency in Maocun karst underground river in Guilin for the past more than 20 yearsTANG Wei, PEI Jian-guo, YIN Jian-jun, LIN Yu-shi, PU Jun-bing, WANG Zhi-jun, ZHU Qin331-33618Analysis on the effect of water flow of Yanglang flood release project in Xifeng, Guiyang, ChinaCHENG Xing, WU Wei, QIN Fei-ni337-34019Research on calculating methods for tourism carrying capacity of cavesXIANG Xu, YANG Xiao-xia, SHI Jun-zhuang341-348 