22 



A BACTERIOLOGICAL STUDY OF EGGS. 

 TABLE I. Strictly fresh shell eggs April to October, 1911. 



Number of organisms per cubic centimeter, and month. 



Number of samples 

 of 



Yolk. Albumen. 



Percentage of 

 samples of 



Yolk. Albumen. 



April, 1911: 







1-10 



10-25 



25-50 



50-100 



100-250 



250-500 



600-liigher 



May, 1911: 



0.... 



1-10 



10-25. . . . 



25-50 



50-100. . . 



100-250 



250-500 



500-higher 



June, 1911: 







1-10 



10-25. . . . 



25-50 



50-100 



100-250 



250-500 



500-higher 



July, 1911: 

 . 



1-10 



10-25 



25-50 



50-100 



100-250 



250-500 



500-higher 



August, 1911: 



0..- 



1-10 



10-25 : 



25-50 



50-100 



100-250 



250-500 



500-higher 



September, 1911: 







1-10. . . 



10-25 



25-50 



50-100 



100-250 



250-500 



500-higher 



October, 1911: 







1-10 



10-25 



25-50 



50-100 



100-250 



250-500 



500-higher 



39.78 



47.31 



6.45 



2.15 



2.15 



2.15 



.00 



.00 



14.28 



25.71 



14.28 



14.28 



5.71 



8.57 



.00 



17.14 



6.25 

 20.00 

 28.75 

 17.50 

 17.50 

 2.50 

 2.50 

 5.00 



6.52 

 17.39 

 17.39 

 12.32 

 18.84 

 10.87 



5.79 

 10.87 



5.65 

 17.74 

 2.42 

 8.07 

 12.90 

 25.00 

 13.71 

 14.51 



16.66 

 10.00 

 16.66 

 26.66 

 10.00 

 10.00 

 6.66 

 3.33 



8.85 

 13.28 

 16.81 

 14.16 

 16.81 

 15.95 

 5.31 

 8.85 



