Farm Animals and Principles of Feeding 295 



Experiments and Observations 



1. Wash the starch out of flour that is held in a cloth bag. 

 Only a wad of tough gluten remains. This is the protein of wheat. 



2. To extract oil from corn meal put a spoonful of meal ;into 

 a cup and cover with gasoline. Cover the cup and let it stand over- 

 night. Pour off the clear liquid into a clean dish, and set it in the 

 sun for evaporation. The oil will be left. (Keep gasoline away 

 from fire /) 



3. Find out what the dairymen of your neighborhood feed 

 their cows. What is the special purpose in the use of each of these 

 feeds? What other feeds might be substituted for any of those 

 now used ? 



References 



"Swine Management." Farmers' Bulletin 874. 

 "Breeds of Swine." Farmers' Bulletin 765. 

 "Farm Sheep Raising for Beginners." Farmers' Bulletin 840. 

 "Milk Goats." Farmers' Bulletin 920. 

 "How to Select a Sound Horse." Farmers' Bulletin 779. 

 "The Making and Feeding of Silage." Farmers' Bulletin 578. 

 "Uses of Sorghum Grain." Farmers' Bulletin 686. 

 "The Computation of Rations for Farm Animals." Farmers' Bul- 

 letin 346. 



