Google Earth Engine——全球土壤6个标准深度（0、10、30、60、100和200厘米）的土壤pH值（H2O），分辨率为250米

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发布于 2024-02-02 10:09:57

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发布于 2024-02-02 10:09:57

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Soil pH in H2O at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution

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6个标准深度（0、10、30、60、100和200厘米）的土壤pH值（H2O），分辨率为250米

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_PH-H2O_USDA-4C1A2A_M/v02")

Resolution

250 meters

Bands Table

Name	Description	Min*	Max*	Scale
b0	Soil pH in H2O at 0 cm depth	42	110	10
b10	Soil pH in H2O at 10 cm depth	42	110	10
b30	Soil pH in H2O at 30 cm depth	42	110	10
b60	Soil pH in H2O at 60 cm depth	42	110	10
b100	Soil pH in H2O at 100 cm depth	42	110	10
b200	Soil pH in H2O at 200 cm depth	42	110	10

* = Values are estimated

数据引用：

Tomislav Hengl. (2018). Soil pH in H2O at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (Version v02) [Data set]. Zenodo. 10.5281/zenodo.1475459

Soil pH in H2O 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_PH-H2O_USDA-4C1A2A_M/v02");

var visualization = {
  bands: ['b0'],
  min: 42.0,
  max: 110.0,
  palette: [
    "FF0000","FF1C00","FF3900","FF5500","FF7100","FF8E00",
    "FFAA00","FFC600","FFE200","FFFF00","E3FF00","C7FF00",
    "AAFF00","8EFF00","72FF00","55FF00","39FF00","1DFF00",
    "01FF00","00FF1C","00FF38","00FF54","00FF71","00FF8D",
    "00FFA9","00FFC6","00FFE2","00FFFE","00E3FF","00C7FF",
    "00ABFF","008FFF","0072FF","0056FF","003AFF","001DFF",
    "0001FF","1B00FF","3800FF","5400FF",
  ]
};

Map.centerObject(dataset);

Map.addLayer(dataset, visualization, "Soil pH x 10 in H2O");