4 PREFACE. 



ised to write for the book about the Babcock 

 test. 



If I can give my brother workers some ideas 

 that will enable them to do better work, and 

 can induce a small percentage of the dairymen 

 to apply the scale and Babcock test to their 

 individual cows and dispose of the unprofitable 

 ones, I shaH feel that I have accomplished 

 some good, y v^ J( u -rvH- ^ ^ V J 



Hi B. GlJRLER. 



De Kalb, III 



