228 FARM AND SCHOOL PROBLEMS. 



CARBOHYDRATES. 



Carbohydrates do not contain nitrogen and are found in large 

 quantities in corn, oats, wheat, and other common grains. It is 

 found in the form of starch, sugar and fiber, etc., and supplies 

 the cow with energy, heat and fat and supplies the sugar with 

 sugar and fat. 



Carbohydrates are abundant and are cheap as feeds for dairy 

 cows. 



FAT OR OIL. 



The third 1 nutrient in feeds is fat and is contained in all feeds. 

 It is used by the cow for the same purposes as carbohydrates. 

 In mixing rations we figure that one pound of fat is equal to two 

 and one-half pounds of carbohydrates. 



Producing and Purchasing Feeds. 



There are some important facts worthy of careful considera- 

 tion by the man who is feeding dairy cattle : 



1 . He should plan his crops for feeding dairy cows. 



2. Valuable feeds unsuited to dairying should be sold. 



3. Only feeds supplying protein for balanced rations should be 

 bought. 



4. Feed only dairy feeds to paying dairy cows. 



5. Inferior dairy cows, unbalanced rations, poor management mean 

 loss. 



6. The dairyman who ihas a farm, should not purchase a balanced 

 ration. 



There are three kinds of feeds that can be produced for 

 dairy purposes : (a) grains, (b) roughage, (c) succulent feeds. 



THE GRAINS : 



Corn, utilized as feed in different ways, as : 



A soiling crop, (cut green for feed). 



Stover and fodder corn. 



'Ground grain and stalks. 



In the ear or shelled corn. 



Ground corn (corn meal). 



Corn and cob meal. 



Corn bran. 



Silage. 

 Oats, used in the following ways : 



Hay, grain feed and ground feed. 



