686 GENERAL THERAPEUTIC MEASURES 



for dry fodder. In 100 lbs. of timothy hay there are approx- 

 imately digestible: 



Protein 3.65 lbs. 



Fat 78 " 



Cai-bohydrates 45.8 " 



Clover hay has double the amount, and rowen or aftermath 



/ about one-third more protein than is contained in ordinary 



meadow hay. Oats may be selected as a standard of comparison 



for grains. 100 lbs. of oats contain of digestible nutrients as 



follows : " 



Protein 8.'36 lbs. 



Fat 4.5 " 



. Carbohydrates 45.0 " 



Corn yields slightly less protein and considerably more 

 carbohydrates and fat, while cottonseed meal contains nearly 

 three times as much protein, and four times as much fat as 

 are found in oats. Bran (or shorts) has approximately the 

 same chemical composition as oats. The straw of wheat, barley, 

 rye, oats, and corn have a somewhat similar value. In 100 lbs. 

 of wheat straw there are digestible : 



Protein 0.37 lbs. 



Fat 0.3 " 



Carbohydrates 36.00 " 



In order to compare the composition of food with that of 

 the tissues into which it is converted, we submit the following: 



PERCENTAGE COMPOSITION OP LIVE ANIMAL. 

 IN 100 LBS. OP WELL FED LIVE OX THERE ARE : 



Protein 15.8 lbs. 



Fat 7.1 " 



Ash 4.8 " 



Water 54.3 " 



Contents of digestive tract 18.0 " 



Certain of the fodders are especially adapted or other- 

 wise for the various domestic animals. Green clover is 

 prone to fermentation and the formation of flatulency if 

 given in large quantities to any animal. A sudden change 



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