144 



EXPERIMENT STATION. 



[Jan. 



Histonj of the Cows, 1009-10. 



The first four cows were used in Experiments I. and II. ; 

 cow May Rio was substituted for Minnie in Experiment III. 



Duration of the Three Experiments, 1900-10. 



Experiment I. 



Experiment II. 



December 25, through January 21, 



.lanuary 2!f, through February 2.5, 



Minnie and Samantha 

 Red III. and Ida. 

 f Red III. and Ida. 

 Minnie and Samantha. 



Corn meal. 

 Ground oats. 

 Corn meal. 

 Ground oats. 



Experiment III. 



M.arch ^, through April 1, 

 April 9, through May 6, 



f Samantha and Red III. 

 [ Ida and May Rio. 

 f Ida and May Rio. 

 I Samantha and Red III. 



Corn meal. 

 Ground oats. 

 Corn meal. 

 Ground oats. 



It will be seen that each period lasted twenty-eight days with 

 an interval of seven days between each experiment and each 

 half. 



