site_index: Find Site Indexes With a Yield Table

In ForestElementsR: Data Structures and Functions for Working with Forest Data

Find Site Indexes With a Yield Table

Description

Find Site Indexes With a Yield Table

Usage

site_index(age, size, ytable, si_variable)

Arguments

age	Age (years) of the stand to be site indexed
size	Size value, typically a height (m), of the stand to be site indexed. Must correspond to the parameter si_variable (see below)
ytable	A yield table, must be an fe_yield_table object
si_variable	Name of the stand size variable, typically a height (m), to be used for site indexing. Must correspond to the parameter size (see above). If si_variable is not part of the yield table object's slot $site_index_variable, the function will terminate with an error.

Value

The site index resulting from age and height

See Also

Other yield table functions: fe_yield_table(), plot.fe_yield_table(), si_to_mai_age(), si_to_mai_max(), stocking_level(), yield_tables_for_species, ytable_age_slice(), ytable_lookup(), ytable_max_slice()

Examples

  site_index(72, 19.7, fe_ytable_pine_wiedemann_moderate_1943, "h_q_m")

ForestElementsR documentation built on April 3, 2025, 7:47 p.m.