create_cover_df: create cover data frame

Description Usage Arguments Value

Description

creates data frame of cover data from polygon data layer from gdb

Usage

1
create_cover_df(df, quad_info, desired_columns)

Arguments

df

data frame of polygon data created by readOGR

quad_info

information about quadrat name and year gleaned from layer file name

desired_columns

vector of column names that should be extracted from the attribute table

Value

returns a data frame with columns: quadrat, year, species_code, area, perimeter


emchristensen/quadprocessing documentation built on May 4, 2019, 4:15 a.m.