AGRICULTURAL RESEARCH IX NEW HAMPSHIRE 67 



Approval. In the U. S. Apprcjval stage of the plan 175 flocks have 

 qualified, involving a total of 348,617 hirds. 



H. E. Parker. T. B. Charles 



Dairy Bacteria and Mastitis Testing 



During the year, 1152 samples were tested for bacteria, 91 samples 

 for butterfat, and 11 samples were tested on the ^Mojonnier for fat and 

 solids. 



Babcock glassware calibrated include 481 milk test bottles and 177 

 pipettes. 



Considerable glassware was sup})lied the D. H. I. A. testers. 



H. C. ]vIoore 



A total of 324 samples of milk which were submitted by Xew Hamp- 

 shire dairymen and veterinarians were tested for evidence of mastitis 



infection. 



L. W. Slaxetz 



