Results 221 to 230 of about 19,498 (265)
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Challenges to Digital Soil Mapping
2008Digital Soil Mapping to capture or determine categorical or property information has undergone a tremendous increase in capability and application during the past decade. Many successful technologies have been developed through research activities worldwide, including generalized linear models, classification and regression trees, neural networks ...
J.W. Hempel +5 more
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Geoderma, 2015
Abstract This paper presents a pedometric approach to updating the Dutch 1:50,000 national soil map for the peatlands, and illustrates this approach for a 187,525 ha area in the northern peatlands. This is the first time that digital soil mapping replaces conventional soil mapping in a nationwide, government-funded soil survey program in the ...
Kempen, Bas +2 more
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Abstract This paper presents a pedometric approach to updating the Dutch 1:50,000 national soil map for the peatlands, and illustrates this approach for a 187,525 ha area in the northern peatlands. This is the first time that digital soil mapping replaces conventional soil mapping in a nationwide, government-funded soil survey program in the ...
Kempen, Bas +2 more
openaire +2 more sources
Digital soil mapping for site-specific management of soils
Geoderma, 2019Abstract Classification of fields into management zones based on variability of soil fertility parameters is under use in precision agriculture. The study was conducted in west Wollega zone of Ethiopia covering nearly 40 km2 of agricultural land, with the aim to explain variability of soils in the field, classify soils into mapping units and produce ...
Birhanu Iticha, Chalsissa Takele
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Digital soil mapping of soil burn severity
Soil Science Society of America JournalAbstract Fire alters soil hydrologic properties leading to increased risk of catastrophic debris flows and post‐fire flooding. As a result, US federal agencies map soil burn severity (SBS) via direct soil observation and adjustment of rasters of burned area reflectance. We developed a unique application of digital
Stewart G. Wilson, Samuel Prentice
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Soil Surveys in Brazil and Perspectives in Soil Digital Mapping
Soil Horizons, 2015In analyzing the evolution of pedologic mapping perspectives in Brazil, it is noteworthy that they are based firmly on geology and focused on soil aptitude for agricultural use. Mapping detail was improved between the decades of 1950 and 1980. The mapping initially concentrated in the Northeast and Southeast regions, shifting its orientation in recent ...
Claudia Cseko Nolasco de Carvalho +3 more
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Using Proximal Soil Sensors for Digital Soil Mapping
2010There is a great need for soil data to be used in natural resource assessment and management, e.g. for environmental modelling and digital soil mapping (DSM) to better understand soil processes and reduce risks in decision making. Conventional soil survey cannot efficiently provide these data because the techniques are time consuming and expensive ...
R.A. Viscarra Rossel +2 more
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Digital Soil Mapping: Implementation and Assessment
2020As a science grows, its underlying concepts change, although the words remain the same. The following chapter will be devoted to implementation and assessment of DSM. We discuss the various methods that have been, or could be, used for fitting relationships between soil properties or classes and soil-forming factors.
Pradeep Kumar Garg +3 more
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Digital Mapping of Soil Classes and Continuous Soil Properties
2018Soil is often described as mantling the land more or less continuously with the exception being where there is bare rock and ice (Webster and Oliver 2006). Our understanding of soil variation in any region is usually based on only a small number of observations made in the field.
Brendan P. Malone +4 more
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Digital Mapping of Soil and Vegetation
2023Masakazu Kodaira, Sakae Shibusawa
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