نتایج جستجو برای: subsoil
تعداد نتایج: 1306 فیلتر نتایج به سال:
A magnetotelluric monitoring station has been installed in the Val d’Agri area (southern Italy), to investigate the physics underlying the generation mechanisms of the electrokinetic effect, due to rapid pore pressure changes and fluid flows near the focal area of incoming earthquakes. It is well known that the magnetotelluric method reveals variations in electrical resistivity within the Earth...
Subsoil support is generally ignored in the design of reinforced piled embankments, resulting a very conservative for settlement control. This philosophy may lead to an unnecessary increase construction costs, especially embankments constructed over subsoil medium and high compressibility (i.e., compression index larger than 0.2). paper presents ground reaction lightly overconsolidated embankme...
Increasing global temperatures have the potential to stimulate decomposition and alter composition of soil organic matter (SOM). However, questions remain about extent which SOM quality quantity along profile may change under future warming. In this study we assessed how +4 °C whole-soil warming affected down 90 cm depth in a mixed-coniferous temperate forest using biomarker analyses. Our findi...
Nitrogen (N) inputs to agricultural systems contribute substantially soil nitrate (NO3−) concentrations, which increase NO3− leaching and contamination of groundwater. The influence microbes in regulating concentrations the topsoil are well studied but it is often assumed that microbial regulation subsoil negligible. aim this study was test assumption by determining relationships between proper...
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