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Effects of mineral-organic fertilizer on the biomass of green Chinese cabbage and potential carbon sequestration ability in karst areas of Southwest China被引量：2: 《Acta Geochimica》2019年第3期430-439,共10页Qibiao Sun Yulong Ruan Ping Chen Shijie Wang Xiuming Liu Bin Lian; supported by the National Natural Science Foundation of China (Grant No. 41373078);the National Key Basic Research Program of China (Grant No. 2013CB956702); The karst mountain areas of Southwest China contain barren farmland soils and suffer from nutritional and water deficiencies that affect crop productivity. Hence,it is imperative to apply suitable fertilizers to resto...; 关键词：POTASSIC rock Carbonate KARST Ion chromatograph Carbon SEQUESTRATION

Simulating runoff generation and its spatial correlation with environmental factors in Sancha River Basin:The southern source of the Wujiang River被引量：2: 《Journal of Geographical Sciences》2019年第3期432-448,共17页HOU Wenjuan GAO Jiangbo; National Basic Research Program of China,No.2015CB452702;National Natural Science Foundation of China,No.41671098,No.41530749;"Strategic Priority Research Program" of the Chinese Academy of Sciences,No.XDA20020202;Open Foundation of Laboratory for Earth Surface Processes(LESP)Ministry of Education; Runoff generation is an important part of water retention service, and also plays an important role on soil and water retention. Under the background of the ecosystem degradation, which was caused by the vulnerable ka...; 关键词：RUNOFF generation SWAT spatial variation impact factors KARST ECOSYSTEM

Quantitative attribution analysis of soil erosion in different geomorphological types in karst areas: Based on the geodetector method被引量：26: 《Journal of Geographical Sciences》2019年第2期271-286,共16页WANG Huan GAO Jiangbo HOU Wenjuan; National Basic Research Program of China,No.2015CB452702;National Natural Science Foundation of China,No.41671098,No.41530749; The formation mechanism and influencing factors identification of soil erosion are the core and frontier issues of current research. However, studies on the multi-factor synthesis are still relatively lacked. In this ...; 关键词：soil EROSION distribution influencing factors RUSLE model geodetector KARST Sancha River BASIN

Features of soil redistribution and major element migration in a karst hillslope of Southwest China被引量：4: 《Journal of Mountain Science》2018年第9期1892-1908,共17页SONG Chang-shun JI Hong-bing Howard Omar BECKFORD CHU Hua-shuo ZHANG Kun WANG Shi-jie; supported by the National Natural Science Foundation of China(NSFC)grants(Grant Nos.41473122,41073096);the National Key Basic Research Program of China(2013CB956702);the Hundred Talents Program of the Chinese Academy of Sciences; In this study, we investigated the spatial characteristics of the rate of soil distribution and the mechanism of major element migration in a typical karst hillslope in Guangxi Province, Southwestern China. Soil redis...; 关键词：137Cs KARST Hillslope components Soilerosion Major element migration

The features of soil erosion and soil leakage in karst peak-cluster areas of Southwest China被引量：8: 《Journal of Groundwater Science and Engineering》2018年第1期18-30,共13页LUO Wei-qun JIANG Zhong-cheng YANG Qi-yong LI Yan-qing LIANG Jian-hong; the financial support by IGCP 661, CAGS Research Fund (Grant No. YYWF201725);the National Natural Science Foundation of China (Grant No.41571203);the Ministry of Science and Technology of China (Grant No. 2016YFC0502403-2); the Bureau of Science and Technology of Guangxi (Grant No. 2014GXNS FAA118280); Through utilizing water flow monitoring, rock scratching, soil wood piles and radionuclide ^(137)Cs tracing in the Longhe karst ecological experimental site(hereinafter referred to"Longhe site"), Pingguo County, Guang...; 关键词：SOIL erosion SOIL leakage KARST peak-cluster depression Land use 137Cs TRACING Longhe KARST ecological experimental site

Spatial characters of nutrients in Wujiangdu Reservoir in karst river,SW China被引量：1: 《Acta Geochimica》2017年第4期605-610,共6页Jun Zhu Siliang Li Yuchun Wang Haiyu Yan Limin Liao Jun Zhong; funded by the Ministry of Science and Technology of China through Grant No.2016YFA0601000;the Natural Science Foundation of China(No.423456700);youth fund from the Sichuan provincial education department(2006B077);basic research program from Sichuan Province of technology(2008JY0121);educational reform program of Neijiang Teachers College(JG200912-162);self key scientific research program of Sichuan provincial education department(14ZA0247); A preliminary assessment of the Wujiangdu Reservoir examined nutrient distribution and transport.Water samples were collected in the summer(July) of 2004, during the high-flow season. Inorganic nutrients(N,P, Si) and ...; 关键词：Wujiangdu Reservoir Nutrients distribution characteristics DAM

Chemical characteristics of rainwater in karst rural areas,Guizhou Province, Southwest China被引量：1: 《Acta Geochimica》2017年第3期572-576,共5页Pin Lü Guilin Han Qixin Wu; supported by the National Natural Science Foundation of China(Grant Nos.41325010;41661144029);National Key Basic Research Program of China(Grant No.2013CB956703); The chemical composition of rainwater has been studied in a karst rural area from September 2012 to August 2013 in Guizhou Province,Southwest China.The results indicated that the VWM value of p H was 5.4,varied from 4...; 关键词：Chemical composition RAINWATER Karst rural area Southwest China

Characteristics of heavy metals in soils under different land use in a typical karst area, Southwest China被引量：3: 《Acta Geochimica》2017年第3期515-518,共4页Yang Tang Guilin Han; supported by the National Natural Science Foundation of China(Grant Nos.41325010;41403109);National Key Basic Research Program of China(Grant No.2013CB956703); This study investigated the distribution of six pollutant elements(Cr, Cu, Pb, Zn, Cd, and As), and their relationship to soil organic carbon(SOC) in five soil profiles in the Puding area. Results show SOC content dec...; 关键词：Heavy metals Soil organic carbon Land use KARST Southwest China

The influence of urbanization on karst rivers based on nutrient concentration and nitrate dual isotopes： an example from southwestern China被引量：2: 《Acta Geochimica》2017年第3期446-451,共6页Zhong-Jun Wang Fu-Jun Yue Jie Zeng Si-Liang Li; financially supported by National Natural Science Foundation of China(Grant Nos.41571130072 and41130536);the Ministry of Science and Technology of China through Grant Nos.2016YFA0601000 and 2013CB956700; China is experiencing rapid urbanization that has changed the water quality of rivers, especially nutrient loads. In this study, a typical urban river located in a karst area, Chengguan River, was chosen to explore th...; 关键词：URBANIZATION Urban river Nitrate isotopes Southwestern China Chengguan River

Collapse analysis of tunnel floor in karst area based on Hoek-Brown rock media被引量：17: 《Journal of Central South University》2017年第4期957-966,共10页YANG Xiao-li LI Zheng-wei LIU Zheng-an XIAO Hai-bo; Project(2013CB036004)supported by the National Basic Research Program of China;Project(51378510)supported by the National Natural Science Foundation of China; Collapse shape of tunnel floor in Hoek-Brown rock media is investigated with the functional catastrophe theory. The stability of rock system in tunnel floor, which is determined by thickness, half collapse width, half...; 关键词：KARST functional CATASTROPHE theory HOEK-BROWN criterion safety thickness TUNNEL FLOOR upper BOUND

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