Sharma2011: Height trajectories for Norway Spruce and Scots Pine in...
In Silviculturalist/forester: Forest Science and Forestry

Sharma2011

R Documentation

Height trajectories for Norway Spruce and Scots Pine in Norway

Description

Height trajectories for Norway Spruce and Scots Pine in Norway

Usage

Sharma_2011_height_trajectory_Norway_Norway_Spruce(
  age,
  age2,
  dominant_height,
  output = "Height"
)

Sharma_2011_height_trajectory_Norway_Scots_Pine(
  age,
  age2,
  dominant_height,
  output = "Height"
)

Arguments

`age`	Age at breast height (1.3m)
`age2`	Age at breast height (1.3m) at output.
`dominant_height`	Dominant height, metres.
`output`	One of "Equation" or "Height" (default).

Details

Prediction statistics for all trees (MPE=-0.0269 m, R^2adj. = 0.9931, N=36 for Spruce; MPE = 0.0007m, R^2adj.=0.9909, N = 37 for Pine)

Value

One of "Equation" or "Height".

Source

Sharma, R.P., Brunner, A., Eid, T., Øyen B-H. (2011) Modelling dominant height growth from national forest inventory individual tree data with short time series and large age errors. For. Ecol. Manage. 262:12. 2162-2175. DOI: https://doi.org/10.1016/j.foreco.2011.07.037

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