Agestam_1985_bark_addition_Birch: Bark addition function for Birch from Agestam 1985

View source: R/Agestam_1985.R

Agestam_1985_bark_addition_BirchR Documentation

Bark addition function for Birch from Agestam 1985

Description

Bark addition function for Birch from Agestam 1985

Usage

Agestam_1985_bark_addition_Birch(
  basal_area_under_bark_Birch,
  age_at_breast_height,
  latitude
)

Arguments

basal_area_under_bark_Birch

Basal Area Birch under bark, m2/ha

age_at_breast_height

Age at breast height for Pine stems.

latitude

Latitude, degrees.

Details

Material:

Number of plots: 20

Multiple correlation coefficient: 0.966

Standard deviation about the function (sf) : 0.271

sf/standard deviation about the mean: 28%

Value

Bark area at breast height, Birch, m2/ha.

Source

Agestam, E. (1985) 'A growth simulator for mixed stands of pine, spruce and birch in Sweden. Diss. Swedish University of Agricultural Sciences. Report no. 15. Dept. of Forest Yield Research. ISSN 0348-7636. ISBN 91-576-2528-x. 150 pp. Garpenberg, Sweden; page. 46.


Silviculturalist/forester documentation built on April 20, 2024, 2:13 p.m.