320 



PHYSIOLOGY OF BACTERIA 



ficient. We find this, according to the formula from 

 p. 120, for Bad, coli 



«.. - im" - '- 



Table 97. — Temperature Coefficients op Death by Heat for 

 Different Species 



(Temperature coeflScient for spores) 



In a similar way. Chick (1910) found the temperature 

 coefficients of the death rates for other organisms; so 



