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2017年全国“土壤物理学与水土资源可持续利用学术研讨会”暨International Workshop of Soil Physics and the Nexus of Food, Energy and Water Systems在沈阳召开（图）
2017年 土壤物理学 水土资源 可持续利用 学术研讨会 沈阳
2017/8/11
2017年8月3-6日，由中国土壤学会土壤物理专业委员会主办，中国科学院沈阳应用生态研究所、中国科学院污染生态与环境工程重点实验室、沈阳农业大学、辽宁省农业科学院、沈阳大学、辽宁省土壤学会、沈阳农田生态系统国家野外科学观测研究站联合承办的“土壤物理学与水土资源可持续利用学术研讨会”暨International Workshop of Soil Physics and the Nexus of ...
“土壤物理学与水土资源利用学术研讨会”暨International Workshop of Soil Physics and the Nexus of Food, Energy and Water
土壤物理学与水土资源利用 研讨会
2017/5/3
气候变化、城镇化、人口增长、粮食安全和土地利用模式的改变使得世界对自然资源的消耗不断增大和加速，并排放大量有害废物和污染物，给日渐减少的水土资源带来极大压力，甚至严重损害一些重要水源涵养地和生态屏障的服务功能。为了推进我国土壤物理学研究全面达到国际前沿水平和加强中外学术交流，发挥土壤物理学在保障国家生态环境健康和安全中的重要作用，中国土壤学会土壤物理学专业委员会定于2017年8月3－5日在沈阳市举...
Predicting Oxidizable Carbon Content via Visible- and Near-Infrared Diffuse Reflectance Spectroscopy in Soils Heavily Affected by Water Erosion
Partial Least Squares Regression spectra pre-treatment
2015/7/28
Soil spectroscopy represents a low-cost alternative to routine time-consuming and expensive laboratory analyses.
Its ability to measure a wide range of different chemical and physical soil propertie...
Testing of activated carbon for water and non-volatile LNAPL quantitative determination in porous media under laboratory conditions
activated carbon LNAPL silica sand Silcarbon SC40 sampling interval
2015/3/10
Activated carbon is a highly porous form of carbon, which has an exceptionally large surface area. Activated carbon material has been artificially processed as a set of plates, within which two differ...
On parameterization of heat conduction in coupled soil water and heat flow modelling
advective heat flux dual-permeability model preferential flow soil heat transport soil thermal conductivity surface energy balance
2015/3/5
Soil water and heat transport plays an important role in various hydrologic, agricultural, and industrial applications. Accordingly, an increasing attention is paid to relevant simulation models. In t...
Comparison of two sensors ECH2O EC-5 and SM200 for measuring soil water content
bulk density CaCO3 ECH20 soil moisture sensor EC-5 fraction of sand particles SM200 sensor soil and soil water salinity soils of the Czech Republic soil water content
2015/3/3
The goal of this study was calibration of the ECH20 soil moisture sensor EC-5 and the sensor SM200 for selected soils of the Czech Republic. Based on the soil maps of the Czech Republic and various cl...
Variability of soil water-physical properties in a small catchment of the Loess Plateau, China
Geostatistical analysis regression analysis rainfall seasn land use pattern
2011/1/13
Data from the Donggou small catchment, located in a typical wind-water erosion crisscross zone on the Loess Plateau of China, illustrate the spatial variability of soil water-physical properties of di...
不同土层土壤水分特征曲线的空间变异及其影响因素（Spatial Variability of Soil Water Retention Curve in Different Soil Layers and Its Affecting Factors）
土壤水分特征曲线 空间变异 多重分形
2010/1/28
利用多重分形和联合多重分形方法，对陕西杨凌地区0～20cm和20～40cm土层van Genuchten模型参数的空间变异性及其影响因素进行了研究。结果表明：0～20cm和20～40cm土层参数α都具有明显的多重分形特征，空间变异性较强，且分别是由低值和高值分布引起的；参数n和θs的多重分形特征不明显，空间变异性较弱。0～20cm和20～40cm土层van Genuchten模型参数与土壤物理特性...
Spatial and Temporal Distribution of Soil Water Content in Fields under Different Vegetation Conditions Based on TDR Measurements
electromagnetic wave Andisol multiple probes with different lengths
2009/9/10
TDR (Time-domain reflectometry) is an advanced method for monitoring the water content in fields.TDR measurements can provide accurate information about vegetation effects on both spatial and temporal...
Water-Extraction by Split-Roots of Sesbania and Pigeon Pea Exposed to Spatially Heterogeneous Distribution of Soil Water
ABA Deep root Drought stress Groundwater Root distribution Specific root length Stomatal behaviour Water logging
2009/7/24
Previous studies have suggested that the deep roots of sesbania (Sesbania sesban) function less efficiently in water acquisition than those of pigeon pea (Cajanus cajan) despite similar rooting depths...
牧场土壤含水率与坚实度空间变异与相关性分析（Determining Spatial Variability of Water Content and Hardness in Pastureland）
牧场草地 土壤 含水率
2009/5/22
利用土壤水分/圆锥指数复合测量装置，应用精细农作技术体系网格定点测量与GPS定位，在一块面积约1.27hm2的草地上获取了土壤含水率与坚实度空间分布基础数据，并针对采样过程中出现的数据缺失，用偏最小二乘法对数据进行修补。然后运用克里格插值法进行数字化成图，并在此基础上分别对含水率与坚实度的空间变异性及两者的相关性做了分析。
Mobilization of substances in peat soils and their transfer within the groundwater and into surface water
nitrogen compounds phosphate dissolved organic carbon peat soil groundwater surface water
2010/1/15
The behaviour of nitrate, ammonium, phosphate and dissolved organic carbon (DOC) in the system of groundwater and surface water at a peat soil site has been studied. Data were collected during 2000–20...
Compare the Effect of Polluted and River Nile Irrigation Water on Contents of Heavy Metals of Some Soils and Plants
Irrigation water Pollution River Nile Soil Corn Heavy metals
2010/11/10
The objective of this study is to compare the effect of polluted in the El-Saff soils are irrigated from El-Khashab canal which is a mixture of domestic and industrial effluents and Nile water which i...
The impact of vegetation and soil parameters in simulations of surface energy and water balance in the semi-arid sahel: A case study using SEBEX and HAPEX-Sahel data
Semi-arid area Land parameters Model validation
2014/5/19
A series of numerical experiments has been designed to understand the physics at the land surface–atmosphere interface in the Sahel and to find the major parameters and parameterizations that are cruc...