Soil Organic Carbon

Performance of in Situ vs Laboratory Mid-Infrared Soil Spectroscopy Using Local and Regional Calibration Strategies
Comparison of in situ mid-infrared spectroscopy (MIRS) with laboratory MIRS is required to demonstrate the accuracy of field-scale …
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Performance of Field-scale Lab vs in Situ Visible/Near- and Mid-infrared Spectroscopy for Estimation of Soil Properties
Abstract Comparison of laboratory versus in situ visible/near- (visNIR) and mid-infrared (MIR) spectroscopy for prediction of various …
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Quantification of Soil Organic Carbon at Regional Scale: Benefits of Fusing Vis-NIR and MIR Diffuse Reflectance Data Are Greater for in Situ than for Laboratory-Based Modelling Approaches
Benefits of fusion approaches for visible to near (vis-NIR) and mid-infrared (MIR) chemometric modelling have been studied to some …
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In Situ and Laboratory Soil Spectroscopy with Portable Visible-to-near-Infrared and Mid-Infrared Instruments for the Assessment of Organic Carbon in Soils
Mid-infrared (MIR) spectroscopy has been established as a rapid and cost-efficient laboratory analysis technique for soil organic …
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Strategies for the Efficient Estimation of Soil Organic Carbon at the Field Scale with Vis-NIR Spectroscopy: Spectral Libraries and Spiking vs. Local Calibrations
Soil spectroscopy in the visible-to-near-infrared (vis-NIR) range is a cost-effective alternative analysis technique to determine soil …
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Quantification of Soil Properties with Hyperspectral Data: Selecting Spectral Variables with Different Methods to Improve Accuracies and Analyze Prediction Mechanisms
We explored the potentials of both non-imaging laboratory and airborne imaging spectroscopy to assess arable soil quality indicators. …
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Using Variable Selection and Wavelets to Exploit the Full Potential of Visible--Near Infrared Spectra for Predicting Soil Properties
In soil spectroscopy a series of strategies exists to optimise multivariate calibrations. We explore this issue with a set of topsoil …
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Comparing Different Multivariate Calibration Methods for the Determination of Soil Organic Carbon Pools with Visible to near Infrared Spectroscopy
A successful determination of spectrally active soil components with visible and near infrared reflectance spectroscopy (VIS-NIRS, …
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Use of Near-infrared Spectroscopy to Distinguish Carbon and Nitrogen Originating from Char and Forest-floor Material in Soils: Usefulness of a Genetic Algorithm
Abstract Several algorithms exist for the calibration procedures of near-infrared spectra in soil-scientific studies, but the potential …
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A Spectroscopic Approach to Assess Trace--Heavy Metal Contents in Contaminated Floodplain Soils emphvia Spectrally Active Soil Components
Abstract Soil samples from grassland plots in the Hase floodplain near Osnabrück (NW Germany) were analyzed using visible and …
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