Bui. 642, U. S. Dept. of Agriculture. 



Plate IV. 



fif.a11-t.np ppil 



flpan pail , 



Snail -top pail. 



Oper. pall. 



1,300 



4,900 



( 



1,400 



/ 



1 • « • 



V 



3,700 



1,200 



21,300 



2,400 



2,800 



3,700 



3,300 



7,b00 



2,300 



3,100 



1,300 



2,900 



4,900 



2,300 



3,100 



Comparison of the Sediment and Bacterial Count of Milk from Small-Top 

 and Open Pails During Experiment No. 7. Bacteria Per Cubic Centimeter 

 and Sediment Disks from one Pint of Milk. 



