Nutrient Characteristics and Factors Influencing Surface Soil with Gully Erosion on Sloping Farmland for Low Hilly Terrain in Black Soil Area [PDF]
, 2023 [Objective] The soil nutrient characteristics and influencing factors of surface soil gully erosion for low hilly terrain in the black soil area were studied in order to provide data and theoretical support for the rational use of land resources ...
He Xuyang +7 more
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Kinetic analysis of decarburized microstructure in non-oriented electrical steel [PDF]
, 2016 Decarburization of non-oriented electrical steel in the two-phase region is a known method to acquire a columnar ferrite structure which may effectively ameliorate the microstructure homogeneity of materials.
XIA Dong-sheng, XIE Li
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Effects of Breccias and Round Gravels on Steep Cut Slope Runoff and Sediment Yield Under Simulated Rainfall [PDF]
, 2023 [Objective] The effects of breccias and round gravels on steep cut slope infiltration, runoff, sediment yield, and hydrodynamic characteristics were analyzed in order to provide a theoretical basis for a soil erosion prediction model and soil ...
Cao Longxi +5 more
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Research on sediment reduction benefits of engineering measures on waste rock slope under different rainfall intensities [PDF]
The dump slope of open-pit coal mines is characterized by steep gradients, loose structure, and poor stability, leading to severe soil erosion under heavy rainfall.
Gang LYU +3 more
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Characteristics and Drivers of Spatial and Temporal Soil Erosion in Anshun City, Karst Region [PDF]
[Objective] To explore the spatial and temporal evolution of soil erosion in Anshun City, southwest karst region, as well as the main controlling factors of soil erosion, and to master the soil erosion situation in the region, in order to help the ...
LI Yuan, LIU Ziqi, WU Wenxian
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Effect of pressing force on physical and electrical contact properties of silver-based contact materials [PDF]
Ag/SnO2, Ag/ZnO, Ag/Ni, and Ag/W silver-based contact materials were prepared by powder metallurgy method. The effects of pressing force on the physical and electrical contact properties of the different silver-based contact materials were systematically
CHEN Liangyu +5 more
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, 2019 单矿物地球化学分析是沉积物源分析研究的重要手段,运用广泛。沉积物中碎屑矿物的粒度组成,即水动力分选作用,是否影响到基于这种方法的物源解释,目前尚不清楚且受到的关注不多。通过研究柴达木盆地北缘地区第三系沉积物中的680颗碎屑石榴石（0.068～0.557 mm）的主量元素地球化学组成数据,解释了不同粒度的碎屑石榴石物源。结果显示,0.063～0.125 mm的碎屑石榴石的地球化学结果中Fe2+与Mn2+含量更高,表明其母岩的变质结晶程度较弱,故物源解释结果更可能为中—低级角闪岩相变沉积岩 ...
关平 +6 more
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A New Method to Estimate the Cover Management Factor on the Loess Plateau in China [PDF]
[Objective] To investigate the combined effect of crop cover and crop management practices on preventing soil loss and improving the accuracy of C-factor estimation. [Methods] Six millet plots with different treatments, i.
LI Qinglan +4 more
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Effects of Tillage Disturbance on Slope Shape and Micro-topographic Features on Typical Sloping Cropland of Southwestern Alpine-canyon Area [PDF]
[Objective] The objective of this study was to investigate the effects of various tillage practices on on slope shape and micro-topographic features on typical sloping croplands of southwestern alpine-canyon area.
LIU Jingyi +8 more
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Remote sensing analysis of the changes in the ecotone of mangrove forests and Spartina alterniflora saltmarshes [PDF]
, 2017 红树林和盐沼是世界上重要的滨海湿地类型。在我国东南部沿海,互花米草盐沼和红树林之间的竞争成为一个重要的问题。为了研究红树林和互花米草盐沼之间的空; 间竞争规律,选取福建漳江口红树林国家级自然保护区为研究区域,收集了1988年至2014年27年间共15期覆盖该区域的Landsat影像和Goog; le Earth影像,采用最大似然分类法提取出红树林与互花米草盐沼的近30; a历史变化信息。历史遥感影像分析表明:1)红树林面积20世纪90年代增长速度最快,2004年以后增长速度变慢;2 ...
李屹, 李炎, 陈一宁
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