soil_grids_vsi: soil grids_vsi

Description Usage Arguments Details Value References See Also Examples

Description

Virtually connect to the global soilgrids data. See https://www.isric.org/explore/soilgrids for more info

data license: CC-BY 4.0

Usage

1
soil_world_vsi(var, depth, stat="mean", name="")

Arguments

var

character. Variables name. One of: "bdod", "cfvo", "clay", "nitrogen", "ocd", "ocs", "phh2o", "sand", "silt", "soc", "wrb". See Details

depth

numeric. One of 5, 15, 30, 60, 100, 200. This is shorthand for the following depth ranges: 0-5, 5-15, 15-30, 30-60, 60-100, 100-200 cm. Ignored if var="wrb"

stat

character. One of "mean", "uncertainty", "Q0.05", "Q0.5", "Q0.95". Ignored if var="wrb"

name

character. One of 'Acrisols', 'Albeluvisols', 'Alisols', 'Andosols', 'Arenosols', 'Calcisols', 'Cambisols', 'Chernozems', 'Cryosols', 'Durisols', 'Ferralsols', 'Fluvisols', 'Gleysols', 'Gypsisols', 'Histosols', 'Kastanozems', 'Leptosols', 'Lixisols', 'Luvisols', 'Nitisols', 'Phaeozems', 'Planosols', 'Plinthosols', 'Podzols', 'Regosols', 'Solonchaks', 'Solonetz', 'Stagnosols', 'Umbrisols', 'Vertisols'. Only used when var="wrb"

Details

The below table lists the variable names, a description, and the units of the variables. Note that these units are not standard units, and are different from the data for other soil data available through this package.

var description unit
bdod Bulk density of the fine earth fraction cg cm-3
cec Cation Exchange Capacity of the soil mmol(+) kg-1
cfvo Vol. fraction of coarse fragments (> 2 mm)
nitrogen Total nitrogen (N) cg kg-1
phh2o pH (H2O) -
sand Sand (> 0.05 mm) in fine earth
silt Silt (0.002-0.05 mm) in fine earth
clay Clay (< 0.002 mm) in fine earth
soc Soil organic carbon in fine earth dg kg-1
ocd Organic carbon density hg m-3
ocs Organic carbon stocks hg m-2

Value

SpatRaster

References

Poggio, L., de Sousa, L.M., Batjes, N.H., Heuvelink, G.B.M., Kempen, B., Ribeiro, E., and Rossiter, D., 2021. SoilGrids 2.0: producing soil information for the globe with quantified spatial uncertainty. Soil 7:217-240, 2021. doi:10.5194/soil-7-217-2021

See Also

For Africa: soil_af_isda, soil_af, soil_af_elements

Examples

1
ph <- soil_world_vsi(var="phh2o", depth=5)

geodata documentation built on Sept. 29, 2021, 9:07 a.m.