CPM_model {biogrowth}

Secondary Cardinal Parameter (CPM) model

Description

Secondary cardinal parameter model as defined by Rosso et al. (1995).

Usage

CPM_model(x, xmin, xopt, xmax, n)

Arguments

x

Value of the environmental factor.

xmin

Minimum value for growth.

xopt

Optimum value for growth.

xmax

Maximum value for growth.

n

Order of the CPM model.

Value

The corresponding gamma factor.