COTTON BY-PRODUCTS 155 



require a low grade of oil. Some of the oil 

 is also used for medicinal purposes, illuminating, 

 lubricating, packing fish, and to some extent 

 for the manufacture of oils for paint. 



Uses of Meal and Cake. The chief use 

 of cake and meal are for fertilizers and stock 

 feed. The following table shows the value of 

 high-grade seed meal as a fertilizer: 



FERTILIZING VALUE OF A TON OF SEED 



128 Ibs. nitrogen @ 20 cents $25.60 



54 Ibs. phosphoric acid @ 5 cents . . . 2.70 

 36 Ibs. potash @ s cents 1.80 



Total value $30.10 



In 1910 South Carolina used 140,000 tons 

 of cotton seed meal for fertilizer; Georgia 

 91,000 tons, North Carolina 70,000 tons and 

 Mississippi 56,000; and other states in smaller 

 quantities. The feed value of cotton seed meal 

 and cake for fattening stock and furnishing a 

 concentrated ration to dairy cows is more 

 than for fertilizer. 



The United States Secretary of Agriculture, 

 Hon. James Wilson, was asked a few years ago 

 if he thought that the Southern farm lands 

 could be made to produce as much as the rich, 



