Creator details:

Alexander Graf (Full Member of TR32)

Research Center Jülich
Institute of Bio- and Geosciences: Agrosphere (IBG-3)
Wilhelm-Johnen-Straße
52425 Jülich

E-Mail: a.graf@fz-juelich.de
ORCID: 0000-0003-4870-7622
Internet: http://www.fz-juelich.de/ibg/ibg-3/EN/Home/home_node.html



Associated data:

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[72] - Soil respiration surveys during FLUXPAT Selhausen/Merken 2007/2008
Data - view metadataKeyword(s): Atmosphere, CO2 Flux, Soil Moisture, Soil TemperatureData - view metadata
Creator(s): A. Graf no additional description
Metadata Creator: A. Graf     Metadata Date: 2009-12-16 15:10:11     TR32 Topic: SoilData - download dataset

[96] - Eddy Covariance fluxes, Merken site 2009
Data - view metadataKeyword(s): 2m-Temperature, Agriculture, Boundary-Layer Stability , CO2Data - view metadata
Creator(s): A. Graf no additional description
Metadata Creator: A. Graf     Metadata Date: 2010-05-19 10:28:43     TR32 Topic: AtmosphereData - download dataset

[649] - Multivariate conditional stochastic simulation of soil heterotrophic respiration at plot scale
Publication - view metadataKeyword(s): CO2, Carbon, Field Scale, Spatial Variability, External Drift Kriging, Heterotrophic RespirationPublication - view metadata
Creator(s): M. Herbst N. Prolingheuer A. Graf J. A. Huisman L. Weihermüller J. Vanderborght H. Vereecken no additional description
Metadata Creator: N. Prolingheuer     Metadata Date: 2013-12-02 16:04:40     TR32 Topic: Soilno download possible

[651] - Measurement depth effects on the apparent temperature sensitivity of soil respiration in field studies
Publication - view metadataKeyword(s): Temperature, Temperature Sensitivity, CO2 FluxPublication - view metadata
Creator(s): A. Graf L. Weihermüller J. A. Huisman M. Herbst J. Bauer H. Vereecken no additional description
Metadata Creator: A. Graf     Metadata Date: 2013-12-02 15:50:13     TR32 Topic: Soilno download possible

[652] - Characterization and understanding of bare soil respiration spatial variability at plot scale
Publication - view metadataKeyword(s): Soil Respiration, Spatial Variability, Soil Water ContentPublication - view metadata
Creator(s): M. Herbst N. Prolingheuer A. Graf J. A. Huisman L. Weihermüller J. Vanderborght no additional description
Metadata Creator: M. Herbst     Metadata Date: 2013-12-02 16:09:13     TR32 Topic: Soilno download possible

[653] - Multistep outflow experiments to determine soil physical and carbon dioxide production parameters
Publication - view metadataKeyword(s): CO2, Soil Water Content, CO2 FluxPublication - view metadata
Creator(s): L. Weihermüller J. A. Huisman M. Herbst A. Graf J. Sequaris no additional description
Metadata Creator: J. A. (. Huisman     Metadata Date: 2013-12-02 16:12:41     TR32 Topic: Soilno download possible

[655] - Boundedness of Turbulent Temperature Probability Distributions, and their Relation to the Vertical Profile in the Convective Boundary Layer
Publication - view metadataKeyword(s): Eddy Covariance, Higher Order Moments, Kurtosis, Probability Density Function, Skewness, TurbulencePublication - view metadata
Creator(s): A. Graf D. Schüttemeyer H. Geiß A. Knaps M. Möllmann-Coers J. Schween S. Kollet B. Neininger M. Herbst H. Vereecken no additional description
Metadata Creator: A. Graf     Metadata Date: 2013-12-02 15:59:10     TR32 Topic: Otherno download possible

[659] - Within-Field Variability of Bare Soil Evaporation Derived from Eddy Covariance Measurements
Publication - view metadataKeyword(s): Eddy Covariance, Soil Moisture, Exchange, WaterPublication - view metadata
Creator(s): J. Vanderborght A. Graf C. Steenpass B. Scharnagl N. Prolingheuer M. Herbst H. Hendricks-Franssen no additional description
Metadata Creator: J. Vanderborght     Metadata Date: 2013-12-02 12:50:38     TR32 Topic: Soilno download possible

[674] - Temporal downscaling of soil CO2 efflux measurements based on time-stable spatial patterns
Publication - view metadataKeyword(s): Soil CO2 efflux, Winter Wheat, Sugar Beet, Seasonal VariationPublication - view metadata
Creator(s): A. Graf N. Prolingheuer A. Schickling M. Schmidt K. Schneider D. Schüttemeyer M. Herbst J. A. Huisman L. Weihermüller B. Scharnagl C. Steenpass R. Harms H. Vereecken no additional description
Metadata Creator: A. Graf     Metadata Date: 2013-12-05 13:44:52     TR32 Topic: Soilno download possible

[676] - Errors in modelling carbon turnover induced by temporal temperature aggregation
Publication - view metadataKeyword(s): SOC, Soil Respiration, Temperature, Numerical SimulationPublication - view metadata
Creator(s): L. Weihermüller J. A. Huisman A. Graf M. Herbst H. Vereecken no additional description
Metadata Creator: J. A. (. Huisman     Metadata Date: 2013-12-05 13:49:33     TR32 Topic: Otherno download possible

[677] - Inverse determination of soil heterotrophic respiration dependency on temperature and water content under field conditions
Publication - view metadataKeyword(s): SRP, Soil Water Content, SensorPublication - view metadata
Creator(s): J. Bauer L. Weihermüller J. A. Huisman M. Herbst A. Graf J. Sequaris H. Vereecken no additional description
Metadata Creator: J. A. (. Huisman     Metadata Date: 2013-12-05 13:08:46     TR32 Topic: Soilno download possible

[678] - Analyzing spatiotemporal variability of heterotrophic soil respiration at the field scale using orthogonal functions
Publication - view metadataKeyword(s): Soil CO2 efflux, Semivariogram, Closed Chamber, Soil RespirationPublication - view metadata
Creator(s): A. Graf M. Herbst L. Weihermüller J. A. Huisman N. Prolingheuer L. Bornemann H. Vereecken no additional description
Metadata Creator: A. Graf     Metadata Date: 2013-12-05 13:31:14     TR32 Topic: Soilno download possible

[679] - A geostatistical approach to the field-scale pattern of heterotrophic soil CO2 emission using covariates
Publication - view metadataKeyword(s): Efflux, CO2, Carbon, Pools, Spatial Variability, Carbon Fractions, Heterotrophic RespirationPublication - view metadata
Creator(s): M. Herbst L. Bornemann A. Graf G. Welp H. Vereecken W. Amelung no additional description
Metadata Creator: M. Herbst     Metadata Date: 2013-12-05 13:17:09     TR32 Topic: Soilno download possible

[684] - Validation of a minimum microclimate disturbance chamber for net ecosystem flux measurements
Publication - view metadataKeyword(s): CO2, Eddy Covariance, Evapotranspiration, H2O, ChamberPublication - view metadata
Creator(s): A. Graf J. Werner M. Langensiepen A. van de Boer M. Schmidt M. Kupisch H. Vereecken no additional description
Metadata Creator: A. Graf     Metadata Date: 2013-12-02 12:57:45     TR32 Topic: Vegetationno download possible

[701] - Estimating random errors of eddy covariance data: an extended two-tower approach
Publication - view metadataKeyword(s): Measurement Error, Eddy Covariance, Random Error, Energy Balance Closure, Data AssimilationPublication - view metadata
Creator(s): W. Kessomkiat H. Hendricks-Franssen A. Graf H. Vereecken no additional description
Metadata Creator: H. Hendricks-Franssen     Metadata Date: 2013-12-03 12:52:25     TR32 Topic: Otherno download possible

[732] - A strategy for quality and uncertainty assessment of long-term eddy-covariance measurements
Publication - view metadataKeyword(s): Uncertainty Quantification, Eddy Covariance, Quality Control, Flux Footprint, Energy Balance ClosurePublication - view metadata
Creator(s): M. Mauder M. Cuntz C. Drüe A. Graf C. Rebmann H. P. Schmid M. Schmidt R. Steinbrecher no additional description
Metadata Creator: C. Drüe     Metadata Date: 2013-12-03 15:58:38     TR32 Topic: Atmosphereno download possible

[734] - Inverse determination of heterotrophic soil respiration response to temperature and water content under field conditions
Publication - view metadataKeyword(s): Soil Respiration, Heterotrophic Respiration, Water Content, Inverse Parameter EstimationPublication - view metadata
Creator(s): J. Bauer L. Weihermüller J. A. Huisman M. Herbst A. Graf J. Sequaris H. Vereecken no additional description
Metadata Creator: J. A. (. Huisman     Metadata Date: 2013-12-03 16:05:03     TR32 Topic: Soilno download possible

[750] - The influence of leaf photosynthetic efficiency and stomatal closure on canopy carbon uptake and evapotranspiration - A model study in wheat and sugar beet
Publication - view metadataKeyword(s): Sugar Beet, Photosynthetic Efficiency, Carbon, Evapotranspiration, Winter Wheat, Crop/s, CO2Publication - view metadata
Creator(s): A. Schickling A. Graf R. Pieruschka C. Plückers H. Geiß I. Lai J. Schween K. Erentok M. Schmidt A. Wahner S. Crewell U. Rascher no additional description
Metadata Creator: A. Schickling     Metadata Date: 2013-12-03 10:53:10     TR32 Topic: Vegetationno download possible

[794] - Sensitivity and uncertainty of analytical footprint models according to a combined natural tracer and ensemble approach
Publication - view metadataKeyword(s): Eddy Covariance, FootprintPublication - view metadata
Creator(s): A. van de Boer A. F. Moene D. Schüttemeyer A. Graf no additional description
Metadata Creator: D. Schüttemeyer     Metadata Date: 2013-12-10 14:06:29     TR32 Topic: Atmosphereno download possible

[832] - EOF analysis of spatiotemporal patterns at the field scale in the TR32 domain
Presentation - view metadataKeyword(s): Research Training Day, IRTGPresentation - view metadata
Creator(s): A. Graf no additional description
Metadata Creator: N. Heinrichs     Metadata Date: 2014-02-12 11:47:21     TR32 Topic: Otherno download possible
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