Create an sf object

Set spatial coordinates and coordinate reference system (CRS) to a set of soil observations.

febr2sf(obj)

Arguments

obj

Object of class data.frame downloaded from the Data Repository of the Brazilian Soil using observation().

Value

An object of class sfc_POINT (single soil observation) or sfc_MULTIPOINT (multiple soil observations).

Details

Create an sf object from the observation ("observacao") table of one or more standardized datasets contained in the FEBR Soil Data Repository, https://www.pedometria.org/febr/.

Referências

Pebesma, E., 2018. Simple Features for R: Standardized Support for Spatial Vector Data. The R Journal 10 (1), 439-446, doi: 10.32614/RJ-2018-009

Autor

Alessandro Samuel-Rosa alessandrosamuelrosa@gmail.com

Examples

if (interactive()) {
res <- observation(
  data.set = "ctb0013",
  progress = FALSE, verbose = FALSE)
res <- febr2sf(obj = res)
plot(res["geometry"], axes = TRUE, graticule = TRUE)
}