soilassessment (version 0.3.0)

SASglobeData: 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)

Value

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

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.

Author

Christian Thine Omuto

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

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

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