68 



MASS. EXPERIMENT STATION BULLETIN 174. 



same through a power cutter, subsampUng and placing the laboratory 

 samples in large glass-stoppered bottles with proper markings. The grains 

 were sampled daily by placing definite amounts in glass-stoppered bottles, 

 and these bottles properly labeled were brought to the laboratory at the 

 end of each period. 



The pumpkins were cut into small pieces before being fed. 



The analytical data serving for the digestion experiment also served 

 for this experiment. 



Analysis of the Milk. — The milk of each cow was sampled daily for 

 five consecutive days of the last two weeks of each period, the samples 

 preserved with formalin, and the five-day composite sample tested for 

 solids and fat. 



Weighing the Animals. — The animals were weighed for two conseci^- 

 tive days at the beginning and end of each half of the period before the 

 afternoon feeding. 



Total Feed consumed {Pounds). 

 Average, Periods I. atid III. 



