SPECIFIC AND NONSPECIFIC RESISTANCE 



6 8 



HOURS 



Figure 5. Effect of 37° C incubation temperature on growth behavior of K. pneu - 

 moniae isolated from mice maintained at 2° C and 21° C. 



6 8 



HOURS 



Figure 6. Effect of 32° C incubation temperature on growth behavior of K. pneu- 

 moniae isolated from mice maintained at 2° C and 21° C. 



163 



