basal_area: Tree basal area

Description Usage Arguments Details Value Examples

Description

Total tree basal area via simple geometric area of a circle.

Usage

1
basal_area(x, total = FALSE, ...)

Arguments

x

vector of tree DBHs in cm (metric)

total

logical, indicating whether to sum the

...

additional arguments passed to sum

Details

Uses simple geometric area of a circle, summed across the vector.

Value

Numeric total basal area per unit:

Examples

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dbhs <- c(40, 23, 32.5, 80)   # vector of tree DBH values (cm)
ba <- basal_area(dbhs)         # m^2 per unit
ba

phytomosaic/ecole documentation built on Dec. 7, 2018, 6:06 p.m.