get_midagri_data: Download Geographic Information from MIDAGRI

In geoidep: Download Geographic Data on Various Topics Provided and Managed by the Spatial Data Infrastructure of Peru

Download Geographic Information from MIDAGRI

Description

This function allows you to download the latest version of MIDAGRI geographic data. For more information you can visit the following page https://siea.midagri.gob.pe/.

Usage

get_midagri_data(layer = NULL, dsn = NULL, show_progress = TRUE, quiet = TRUE)

Arguments

layer	A string. Specifies the layer to download. Available layers are detailed in the 'Details' section.
dsn	Character. The output filename in .shp or .gpkg format. If not provided, a temporary file will be created.
show_progress	Logical. If TRUE, displays a progress bar during the download.
quiet	Logical. If TRUE, suppresses informational messages.

Details

Available layers are:

• vegetation_cover: Polygons representing agricultural areas of Peru, produced from high-resolution satellite images (RapidEye and Sentinel-2).

• agriculture_sector: Polygons representing the new national register of agricultural statistical sectors for the year 2024.

• oil_palm_areas: Polygons representing areas cultivated with oil palm in Peru for the period 2016 to 2020.

• experimental_stations: Points representing agricultural experimental stations in Peru.

Value

An 'sf' object containing the downloaded geographic data.

Examples

library(geoidep)
library(sf)
# Disable the use of S2 geometry for accurate spatial operations
sf_use_s2(use_s2 = FALSE)

# Retrieve the polygon for Coronel Portillo province
coronel_portillo <- get_provinces(show_progress = FALSE) |>
  subset(NOMBPROV == "CORONEL PORTILLO") |>
  st_transform(crs = 32718)

# Download and extract the oil palm layer for Coronel Portillo
oil_palm <- get_midagri_data(
  layer = "oil_palm_areas",
  show_progress = FALSE
) |>
  st_intersection(coronel_portillo)

# Visualize the oil palm layer
plot(st_geometry(oil_palm))

geoidep documentation built on Sept. 23, 2024, 1:06 a.m.