PIWebb
Contents
Function
\[y = P_{m}\left (1-e^{-\frac {\alpha \cdot x}{P_{m}}}\right )\]
Brief Description
Model of photosynthesis vs. irradiance curve by Webb
Sample Curve
Parameters
Number: 2
Names: Pm, alpha
Meanings: Pm = photosynthetic capacity, alpha = photosynthetic efficiency
Lower Bounds: Pm > 0, alpha > 0
Upper Bounds: none
Derived Parameters
Refer to the curve in Sample Curve section:
Half-saturation constant: Ik = ln(2)*Pm/alpha
Script Access
nlf_PIWebb(x,Pm,alpha)
Function File
PIWebb.FDF
Category
Exponential