rmLL.2, ylim=c(0, 1.5), legendPos=c(2.5,1.5))  # plotting the fitted curves and the data
## summary(germLL.2)  # showing the parameter estimates

## Fitting two-parameter log-logistic curves to each combination of species and temperature
## Note: the argument "start" may be used for providing sensible initial 
##  parameter values for estimation procedure (is needed occasionally)
##  (initial values were obtained from the model fit germLL.2)
## Note also: the argument "upper" ensures that the upper limit ca