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soilDB (version 2.7.1)

us_ss_timeline: Timeline of US Published Soil Surveys

Description

This dataset contains the years of each US Soil Survey was published.

Arguments

Format

A data.frame with 5209 observations on the following 5 variables.

  • "ssa": Soil Survey name, a character vector

  • "year": Year of publication, a numeric vector

  • "pdf": Does a manuscript PDF document exist? a logical vector

  • "state": State abbreviation, a character vector

Details

This data was web scraped from the NRCS Soils Website. The scraping procedure and a example plot are included in the examples section below.