2 9 2 



MILK AND ITS HYGIENIC RELATIONS 



This table shows the reduction in the total number of bacteria 

 in the experiment shown in Plate V. 



Table showing Bacterial Reductions during Pasteurisation for Six Hours at 62*8 

 C. (145 -F.), the estimations being made every half -hour. 



^TtXCA*<O 



Showing the relative percentages of the different groups of organisms 

 and the changes which occur in them on pasteurisation.- (By per- 

 mission of the Department of Agriculture, Washington.) 



