No. 4.] REPORT OF DAIRY BUREAU. 



185 



Analyses of Samples of Night's Milk of Known Puritij from the 

 Herd of the Same Producer. 



Table IX. — JSlillc Analyses upon which loere based the Prosecu- 

 tions of 1909. 



Table X. — Number of Cows assessed in Massachusetts^ 1890, 



1906 and 1909. 

 Number of cows assessed May 1, 1890, .... 200,658 



Number of cows assessed May 1, 1909, 



Decrease (nineteen years), . 

 Average annual decrease, 



Number of cows assessed May 1, 190G, 

 Number of cows assessed May 1, 1909, 



Decrease (three years). 

 Average annual decrease, 



168,221 



32,437 

 1,707 



181,816 

 168,221 



13,595 

 4,531 



