Soil Water Characteristics of Different Aerial-seeded Plant Communities at Northeastern Edge of Tengger Desert [PDF]
, 2023 [Objective] Soil water characteristics of different plant communities at different slope positions on aerial-seeded afforestation areas in 1992 were studied at the northeastern edge of the Tengger Desert in order to provide a theoretical basis for the ...
Ge Nan +4 more
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Effects of Ecological Restoration Measures of Fish-scale Pit on Soil and Water Conservation in Bashang Grassland [PDF]
, 2023 [Objective] The effects of fish-scale pits at different locations on soil and water conservation were studied in order to define underlying layout principles for fish-scale pits, and to provide information for fish-scale pit site selection and effect ...
Huang Lingbing +7 more
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Analysis of failure mode and deformation evolution characteristics of slopes under the influence of highwall mining [PDF]
, 2023 The slope has the typical deformation failure and instability characteristics under the interaction of natural and human factors which has been given a lot of attention in geotechnical and mining engineering.
Chuangye WANG +4 more
core +1 more source
Integrated assessment of soil cutting slope stability using fuzzy mathematics and numerical simulation [PDF]
, 2023 The complexity and uncertainty of the factors affecting the stability of artificial slope in loess regions pose challenges for achieving objective and accurate assessments through a single method. To investigate the stability of the artificial soil slope
Chongjing WANG, Guowei LIU, Long ZHANG
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Dynamic Simulation of Soil Moisture Under Typical Land Preparation in Semi-arid Loess Area Using HYDRUS-1D Model [PDF]
, 2023 [Objective] The dynamic characteristics of soil moisture under different land preparation measures were analyzed in order to provide a scientific basis for assessing the eco-hydrological benefits of slope land preparations and for promoting vegetation ...
Dong Hongxia, Wei Qiang, Zhang Qindi
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Mechanistic analysis of loess landslide reactivation in northern Shaanxi based on coupled numerical modeling of hydrological processes and stress strain evolution: A case study of the Erzhuangkelandslide in Yan’an [PDF]
, 2023 The Erzhuangke landslide is a typical landslide affected by the rainy season. Rainfall changes the seepage pattern with the pre-existing landslide, weakening matric suction and soil shear strength, leading to the formation of tension cracks internally ...
Hui LIU +5 more
core +1 more source
Dizhen xuebao, 2020 本文采用隐式动力有限单元法研究了不同的边坡角度和边坡高度对地形放大效应的影响，并以位移峰值放大系数为衡量地震动放大效应的标准，计算了不同边坡角度和边坡高度条件下的地震响应，在此基础上对模型关键监测点的输出波形以及位移峰值放大系数的变化趋势进行了分析，获得了不同监测点处的地震动时程曲线，揭示了坡角和坡高对单体边坡地震动放大效应的定量作用规律。数值结果表明，相同高度处坡面监测点的水平向位移峰值放大系数大于坡内监测点的，地形放大效应在水平方向具有趋表效应。由于坡面存在入射波和反射波的叠加 ...
Peng Deng
doaj +1 more source
Long-runout characteristics of the Yongguang 1# loess flowslide in Minxian County, Gansu Province [PDF]
, 2023 Flowslide in loessic regions, characterized by their elongated shape and tendency to slide and accumulate along channels or gentle hillslopes, frequently lead to devastating and unpredictable disasters. The Yongguang 1# flowslide in Minxian County, Gansu
Guoxin ZHANG +5 more
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, 2019 以典型的中度退化天坑——巴家陷塘天坑为例,对其倒石坡生态交错带森林群落优势种种群进行生态位特征分析,以期为喀斯特天坑的生物多样性保护及天坑地表区域植被的生态修复提供科学参考.结果表明:土壤养分铵态氮、速效钾、有效磷相较于土壤水分和温度对天坑物种分布影响最显著,解释量分别为37.4%、32.8%、29.3%.随着天坑倒石坡坡位(坑口-上坡位-中坡位-下坡位-坑底)的变化,其林下植物生活型由常绿旱生向常绿湿中生变化,草本种群生态位重叠程度较灌木种群更大.灌木植物密花荚蒾、小雀花和草本植物一把伞南星 ...
冯洁 +7 more
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Characteristics of Soil Aggregates and Organic Carbon Content for Ecological Restoration Slopes at Xiangjiaba Hydropower Station [PDF]
, 2023 [Objective] The effects of ecological engineering restoration technology on soil aggregate stability and organic carbon distribution were analyzed in order to provide a scientific basis for improving soil structure stability and carbon sink function of ...
Duan Xiaoming +4 more
core +1 more source