pcqm.method: Mangrove Point-Centered Quarter Method Analysis

Description Usage Arguments Examples

View source: R/pcqm.method.R

Description

This function allows you to estimate mangrove forest structure based on sampling using the Point-Centered Quarter Method (PCQM). See Cottam and Curtis (1956) for informaiton on PCQM.

Usage

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pcqm.method(x, samplingpoint = "samplingpoint", dist = "dist",
  species = "species", dbh = "dbh", height = "height")

Arguments

samplingpoint

Column name in data frame for sampling points (numerical). Default name is "samplingpoint". First sampling point must be 1.

dist

Column name in data frame for distance from tree to sampling point. Default name is "dist". Values must be in meters.

species

Column name in data frame for species. Default name is "species".

dbh

Column name in data frame for diameter at breast height. Default name is "dbh". Values must be in centimeters.

height

Column name in data frame for height (Optional). Default name is "height". Values must be in meters. When included, additional height-related outputs are displayed.

Examples

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pcqm.method(mangrove_data)
pcqm.method(mangrove_data, dbh = "Diameter", height = "Tree_Height", samplingpoint = "Sampling_Point")

gshideler/mangroveStructure documentation built on Oct. 31, 2021, 4:37 a.m.