harcourtYee_82 {devRate} | R Documentation |
Harcourt and Yee equation of development rate as a function of temperature.
Description
Harcourt, D. and Yee, J. (1982) Polynomial algorithm for predicting the duration of insect life stages. Environmental Entomology, 11, 581-584.
Usage
harcourtYee_82
Format
A list of eight elements describing the equation.
- eq
The equation (formula object).
- eqAlt
The equation (string).
- name
The name of the equation.
- ref
The equation reference.
- refShort
The equation reference shortened.
- startVal
The parameters found in the literature with their references.
- com
An optional comment about the equation use.
- id
An id to identify the equation.
Details
Equation:
rT = a0 + a1 * T + a2 * T^{2} + a3 * T^{3}
where rT is the development rate, T the temperature, and a0, a1, a2, and a3 are constants.
References
[Package devRate version 0.2.4 Index]