24 



It was an error to feed a pound more of the red top than of the 

 English hay in this ration, for the former was fully as dry as the 

 lattf r. The error was not noticed till too late to rectify it. The 

 advantage is therefore with the red top ralion. 



AVERAGE DRY AND DIGESTIBLE MATTER IN DAILY RATION. (Ibs.) 



Calculated as in previous cases, this hay shows 24 per cent less 

 value than English hay. Digestion tests showed 17 per cent less 

 value. 



COST OF MILK AND BUTTER. 

 Ration. Milk per quart. Butter per pound. 



Red top, 2.23 cents 16.50 cents 



English hay, 2.46 " 18.60 " 



Percentage increased cost with English 



hay ration, 9.3 11.2 



Experiment V. 

 Cove mixture vs. English hay. Average results of six cows for 

 17 days. As previously stated, this salt hay consisted of a mixture 

 of black grass and red top variety. 



AVERAGE DAILY RATION )'ER COW DAILY\ (Ibs.) 



Englisli Corn Wheat Chicago 



Ration. Mixture. hay. ensilage. bran. gluten meal. 



"Mixture," 11.17 — 27.00 5. 2.6 



English hay, — 10.17 26.42 5. 2.6 



AVERAGE DRY AND DIGESTIBLE MATTER IN DAILY RATION. (Ibs.) 



Total Carbo- Total diges- Nutritive 



Ration. dry matter. Protein, hyilrates. Fat. tible matter. ratio. 



"Mixture," 24.60 2.13 10.75 .54 13.42 5.6 



English hay, 21.42 2.09 10.94 .54 13.57 5.8 



