madagascarph {GeoModels}

Soil ph of Madagascar

Description

A (300649x 3)-matrix containing lon/lat coordinates and soil ph in H20 at 300649 location sites in Madagascar at one meter depth over the period 2008–2014. Data obtained using the Geodata package with the function soil_af. For more info, see https://www.isric.org/projects/soil-property-maps-africa-250-m-resolution

Usage

data(madagascarph)

Format

A numerical matrix of dimension 300649 x 3.

Source

Hengl T, Heuvelink GBM, Kempen B, Leenaars JGB, Walsh MG, Shepherd KD, et al. (2015) Mapping Soil Properties of Africa at 250 m Resolution: Random Forests Significantly Improve Current Predictions. PLoS ONE 10(6): e0125814. doi:10.1371/journal.pone.0125814