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利用光谱减法改进土壤有机质的红外光谱表征
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Environment
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JoVE Journal Environment
Improving Infrared Spectroscopy Characterization of Soil Organic Matter with Spectral Subtractions
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利用光谱减法改进土壤有机质的红外光谱表征

DOI:
10.3791/57464-v

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08:57 min

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January 10, 2019

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, ,
1Department of Crop Sciences,University of Illinois Urbana-Champaign, 2Department of Land, Air and Water Resources,University of California Davis, 3Central Great Plains Resources Management Research,USDA ARS

Chapters

  • 00:04Title
  • 01:28SOM Removal by Chemical Oxidation and High-temperature Combustion
  • 03:26DRIFT Spectroscopy
  • 05:48Results: Soil Organic Matter Characterization by FTIR
  • 07:35Conclusion

Summary

Automatic Translation

Automatic Translation

som 是许多土壤功能和过程的基础, 但 ftir 光谱对其特性的表征往往受到矿物干扰的挑战。该方法利用经验资料, 利用经验资料, 减去土壤光谱中的矿物干扰, 提高了 fsir 光谱分析的效用。

Tags

Infrared SpectroscopySoil Organic MatterMineral InterferenceSpectral SubtractionOrganic Carbon QualityWind ErosionSoil CarbonSodium HypochloriteOxidationCentrifugationOven DryingTotal Organic CarbonCombustion Gas Chromatography

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