rootsq_82: Root square equation of development rate as a function of temperature.
Description
Ratkowsky, D.A., Olley, J., McMeekin, T.A., and Ball, A. (1982) Relationship between
temperature and growth rate of bacterial cultures. Journal of Bacteriology 149(1): 1-5.
where rT is the development rate, T the temperature, bb the slope of the
regression line, and Tb a conceptual temperature of no metabolic significance.