Google Earth Engine——全球土壤含沙量数据集：250米分辨率下6个标准深度（0、10、30、60、100和200厘米）的含沙量（%）（千克/千克）

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发布于 2024-02-02 10:08:55

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发布于 2024-02-02 10:08:55

Sand content in % (kg / kg) at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution

Based on machine learning predictions from global compilation of soil profiles and samples. Processing steps are described in detail here . Antartica is not included.

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250米分辨率下6个标准深度（0、10、30、60、100和200厘米）的含沙量（%）（千克/千克

基于机器学习对土壤剖面和样本的全球汇编的预测。这里详细描述了处理步骤。南极洲不包括在内。

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关于代码的技术问题和疑问一般问题和评论

Dataset Availability

1950-01-01T00:00:00 - 2018-01-01T00:00:00

Dataset Provider

EnvirometriX Ltd

Collection Snippet

ee.Image("OpenLandMap/SOL/SOL_SAND-WFRACTION_USDA-3A1A1A_M/v02")

Resolution

250 meters

Bands Table

Name	Description	Min*	Max*	Units
b0	Sand content at 0 cm depth	1	100	% (kg / kg)
b10	Sand content at 10 cm depth	1	100	% (kg / kg)
b30	Sand content at 30 cm depth	1	100	% (kg / kg)
b60	Sand content at 60 cm depth	1	100	% (kg / kg)
b100	Sand content at 100 cm depth	1	100	% (kg / kg)
b200	Sand content at 200 cm depth	1	100	% (kg / kg)

* = Values are estimated

数据引用：

Tomislav Hengl. (2018). Sand content in % (kg / kg) at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (Version v02) [Data set]. 10.5281/zenodo.1476851

Sand content in % (kg / kg) at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution | Zenodo

代码：

var dataset = ee.Image("OpenLandMap/SOL/SOL_SAND-WFRACTION_USDA-3A1A1A_M/v02");

var visualization = {
  bands: ['b0'],
  min: 1.0,
  max: 100.0,
  palette: [
    "FFFF00","F8F806","F1F10C","EBEB13","E4E419","DDDD20",
    "D7D726","D0D02D","CACA33","C3C33A","BCBC41","B6B647",
    "B0B04E","A9A954","A3A35A","9C9C61","959568","8F8F6E",
    "898975","82827B","7B7B82","757589","6E6E8F","686895",
    "61619C","5A5AA3","5454A9","4D4DB0","4747B6","4141BC",
    "3A3AC3","3333CA","2D2DD0","2626D7","2020DD","1919E4",
    "1212EB","0C0CF1","0606F8","0000FF",
  ]
};

Map.centerObject(dataset);

Map.addLayer(dataset, visualization, "Sand content in % (kg / kg)");