搜索结果: 1-15 共查到“地球科学总论 organic”相关记录46条 . 查询时间(0.14 秒)
Long residence times of rapidly decomposable soil organic matter: application of a multi-phase, multi-component, and vertically resolved model (BAMS1) to soil carbon dynamics
Long residence times rapidly decomposable soil organic matter multi-phase multi-component vertically resolved model soil carbon dynamics
2014/12/19
Accurate representation of soil organic matter (SOM) dynamics in Earth system models is critical for future climate prediction, yet large uncertainties exist regarding how, and to what extent, the sui...
Comparing microbial and chemical kinetics for modelling soil organic carbon decomposition using the DecoChem v1.0 and DecoBio v1.0 models
Comparing microbial chemical kinetics modelling soil organic carbon decomposition DecoChem v1.0 DecoBio v1.0 models
2014/12/19
Soil organic matter is a vast store of carbon, with a critical role in the global carbon cycle. Despite its importance, the dynamics of soil organic carbon decomposition, under the impact of climate c...
Estimating soil organic carbon stocks of Swiss forest soils by robust external-drift kriging
Swiss forest soils robust external-drift kriging
2014/12/18
Accurate estimates of soil organic carbon (SOC)
stocks are required to quantify carbon sources and sinks
caused by land use change at national scale.
Modeling anthropogenically controlled secondary organic aerosols in a megacity: a simplified framework for global and climate models
Modeling anthropogenically controlled secondary megacity
2014/12/9
A simplified parameterization for secondary organic aerosol (SOA) formation in polluted air and biomass
burning smoke is tested and optimized in this work,
Inversion And Analysis Of Chromophoric Dissolved Organic Matter In Estuarine And Coastal Regions Using Hyperspectral Remote Sensing
Earth sciences Chromophoric dissolved organic matter Climate change Inversion Ocean color Remote sensing Estuaries
2014/10/22
CDOM (chromophoric dissolved organic matter) plays an important role in determining underwater light field and aquatic photochemical and biological processes. Knowing CDOM properties, origin, sink, co...
Shale-Derived Dissolved Organic Mattr as a Substrate for Subsurface Methanogenic Communities in the Antrim Shale, Michigan Basin, USA
Shale-Derived Dissolved Organic Matter as a Substrate Subsurface Methanogenic Communities Antrim Shale Michigan Basin USA
2014/10/22
The microbial origin of methane produced from sedimentary basins is a subject of great interest, with implications for the global cycling of carbon as well as natural gas exploration. Despite the grow...
Dissolved Organic Matter-Complexed Iron in Two Rivers with Different Types of Soils in Watershed Area
Dissolved Organic Matter (DOM) Dissolved Humic Substances (DHS)
2013/3/11
Concentrations of dissolved organic matter (DOM), dissolved humic substances (DHS), and DOM-complexed Fe (DOM-Fe) in Yamakuni and Oita Rivers, Japan, of which headstream is near in location, flow pass...
Total Organic Carbon Enrichment and Source Rock Evaluation of the Lower Miocene Rocks Based on Well Logs: October Oil Field, Gulf of Suez-Egypt
Total Organic Carbon Source Rocks Well Logs October Oil Field Gulf of Suez
2013/3/11
October oil field is one of the largest hydrocarbon-bearing fields which produces oil from the sand section of the Lower Miocene Asl Formation. Two marl (Asl Marl) and shale (Hawara Formation) section...
Rapid Lab-Scale Microwave-Assisted Extraction and Analysis of Anthropogenic Organic Chemicals in River Sediments
Microwave Assisted Extraction Para-Cresol Phenanthrene
2013/3/7
An Ethos EZ Microwave Lab Station is employed in the development of a robust and efficient microwave extraction method for organic contaminants of anthropogenic origin in river sediments. The extracti...
Pedoecological Regularities of Organic Carbon Retention in Estonian Mineral Soils
Carbon Retention Capacity Land Use
2013/3/6
Soil organic carbon (SOC) retaining capacities of epipedon (EP), subsoil (SS) and soil cover (SC) as a whole, are soil type specific. Depending on individual and sites characteristics, the generalized...
Toward a standardised thermal-optical protocol for measuring atmospheric organic and elemental carbon: the EUSAAR protocol
standardised thermal-optical protocol atmospheric organic and elemental carbon EUSAAR protocol
2010/2/8
Thermal-optical analysis is a conventional method for determining the carbonaceous aerosol fraction and for classifying it into organic carbon, OC, and elemental carbon, EC. Unfortunately, the differe...
Measuring and modeling continuous quality distributions of soil organic matter
continuous quality distributions soil organic matter
2010/1/21
An understanding of the dynamics of soil organic matter (SOM) is important for our ability to develop management practices that preserve soil quality and sequester carbon. Most SOM decomposition model...
Measuring and modeling continuous quality distributions of soil organic matter
Measuring modeling continuous quality distributions soil organic matter
2010/1/7
An understanding of the dynamics of soil organic matter (SOM) is important for our ability to develop management practices that preserve soil quality and sequester carbon. Most SOM decomposition model...
Real-time profiling of organic trace gases in the planetary boundary layer by PTR-MS using a tethered balloon
Real-time profiling organic trace gases planetary boundary layer PTR-MS tethered balloon
2010/2/8
A method for real-time profiling of volatile organic compounds (VOCs) was developed combining the advantages of a tethered balloon as a research platform and of proton transfer reaction mass spectrome...
Organic matter sedimentation in the western Barents Sea region:Terrestrial and marine contribution based on isotopic composition and organic nitrogen content
Organic matter sedimentation western Barents Sea region Terrestrial and marine contribution
2009/12/2
Here, we present bulk organic geochemical data from a spatial grid of surface samples from the western Barents Sea region. The results show that the distribution of organic carbon in surface sediments...