Articles with "soil electrical" as a keyword



Quantitative remote sensing of soil electrical conductivity using ETM+ and ground measured data

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Published in 2017 at "International Journal of Remote Sensing"

DOI: 10.1080/01431161.2016.1259681

Abstract: ABSTRACT In this article, the possibility of predicting soil electrical conductivity (EC) from the enhanced thematic mapper plus (ETM+) data is studied using the multiple regression technique. In this regard, soil EC was measured in… read more here.

Keywords: regression; soil electrical; remote sensing; etm data ... See more keywords

Mapping and managing vineyard homogeneous zones through proximal geoelectrical sensing

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Published in 2018 at "Archives of Agronomy and Soil Science"

DOI: 10.1080/03650340.2017.1359411

Abstract: ABSTRACT The objective was to delimitate homogeneous soil zones that correspond to differentiated areas of growth and yield of a vineyard, using soil electrical resistivity. The soil electrical resistivity (ρ) at three depths was measured… read more here.

Keywords: resistivity; soil electrical; homogeneous soil; soil ... See more keywords

Extension of the Rusck Model for Calculating Lightning-Induced Voltages on Overhead Lines Considering the Soil Electrical Parameters

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Published in 2017 at "IEEE Transactions on Electromagnetic Compatibility"

DOI: 10.1109/temc.2016.2601011

Abstract: The validity of the Rusck coupling model and its equivalence to the model by Agrawal, Price and Gurbaxani have already been demonstrated for the case of a perfectly conducting ground and a vertical stroke channel.… read more here.

Keywords: overhead lines; lightning induced; soil electrical; rusck model ... See more keywords

Analysis of Low-Frequency Drone-Borne GPR for Root-Zone Soil Electrical Conductivity Characterization

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Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2022.3198431

Abstract: In this study, we analyzed low-frequency drone-borne ground-penetrating radar (GPR) and full-wave inversion for soil electrical conductivity mapping. Indeed, in the lowest GPR frequency ranges, the soil surface reflexion coefficient depends more on the soil… read more here.

Keywords: low frequency; frequency; electrical conductivity; soil electrical ... See more keywords

Measurement of soil electrical conductivity based on direct digital synthesizer (DDS) and digital oscilloscope

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Published in 2019 at "International Journal of Agricultural and Biological Engineering"

DOI: 10.25165/ijabe.v12i6.4840

Abstract: A soil electrical conductivity (EC) measurement system based on direct digital synthesizer (DDS) and digital oscilloscope was developed. The system took the “current-voltage four-electrode method” as the design principal and adopted a six-pin structure of… read more here.

Keywords: electrical conductivity; soil; digital oscilloscope; measurement ... See more keywords

Challenges in Mapping Soil Variability Using Apparent Soil Electrical Conductivity under Heterogeneous Topographic Conditions

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Published in 2024 at "Agronomy"

DOI: 10.3390/agronomy14061161

Abstract: Site-specific management requires the identification of treatment areas based on homogeneous characteristics. This study aimed to determine whether soil mapping based on apparent soil electrical conductivity (ECa) is suitable for mapping soil properties of fields… read more here.

Keywords: apparent soil; electrical conductivity; topographic conditions; soil ... See more keywords

Spatial variations of apparent soil electrical conductivity in the saline-sodic upland soil of the Songnen Plain

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Published in 2017 at "Acta Ecologica Sinica"

DOI: 10.5846/stxb201603300578

Abstract: A representative saline⁃sodic area measuring 300 m × 160 m was investigated to determine the salinity and sodicity levels in Lesheng Town, Da′an City, Jilin Province, northeast China on April 20, 2013. Apparent soil electrical… read more here.

Keywords: soil electrical; apparent soil; soil; electrical conductivity ... See more keywords