SASglobeData: A function to query global SAS data

In soilassessment: Assessment Models for Agriculture Soil Conditions and Crop Suitability

A function to query global SAS data

Description

A function to query soil data availability in the global SAS database

Usage

SASglobeData(dframe,ISO,Region)

Arguments

dframe	is a string to describe type of soil data in the SAS database.
ISO	is a string describing three digit international ISO code for a country.
Region	is a string describing the region of the world.

Details

Options for type of soil data for querrying the database are "ecse","ec2","ec2.5","ec5","ph","phkcl","phcacl2","sand","silt","clay".Options for regions of the world in the SAS database are "Africa", "Asia", "Europe", "Eurasia", "NENA", "LAC", "N.America", and "Pacific". NENA is Near East and North Africa. LAC is Latin America and Caribbean. N. America is North America. Any of these Regions may be specified if desired. The default Region is NULL

Value

The query returns a dataframe with the soil attribute querried, coordinates of sampling locations, and name of country where the samples are located

Note

Internet connectivity is needed for the function to work.

Author(s)

Christian Thine Omuto

References

Batjes, N. H., Ribeiro, E. & van Oostrum, A. Standardised soil profile data to support global mapping and modelling (WoSIS snapshot 2019). Earth Syst. Sci. Data 12, 299–320 (2020).

FAO/IIASA/ISRIC/ISS-CAS/JRC. Harmonized World Soil Database (version 1.2). (FAO and IIASA, 2012).

Omuto, C. T., Vargas. R., Abdelmagin, E.A., Mohamed, N., Viatkin, K., Yusuf, Y. Mapping of salt-affected soils – Technical manual. (FAO, 2020). doi:10.4060/ca9215en

Orgiazzi, A., Ballabio, C., Panagos, P., Jones, A. & Fernández‐Ugalde, O. LUCAS Soil, the largest expandable soil dataset for Europe: a review. Eur J Soil Sci 69, 140–153 (2018).

Examples

wrter=SASglobeData("sand","ZAF")# For South Africa profiles
plot(Longitude~Latitude, wrter)

soilassessment documentation built on July 9, 2023, 7:40 p.m.