162 DESCRIPTION OF FEEDING STUFFS 



Of other materials made into silage may be mentioned : Apple 

 pomace, 11 wet brewers' grains, sunflowers, Sudan grass, rice straw, 

 Japanese cane, sorghum bagasse, sugar cane tops, 12 potato and 

 turnip tops, hop vines, sugar-beet tops and shocked corn, 13 soap weed 

 (yucca), cotton stalks, prickly pears, 14 thistles, and other weeds. 15 



None of these materials are, however, of sufficient importance as 

 silage crops to call for more than a mere mention. 



References: Publications of the various agricultural experiment 

 stations on silos and silage. Farmers' Bui. 855, Homemade Silos; 825, 

 Pit Silos; 992, Handling and Feeding of Silage. 



QUESTIONS 



1. What is a silo, and of what materials are silos built? 



2. What is the capacity of a round .silo 16 feet in diameter and 36 feet high? 



Of one 14 feet in diameter and 32 feet high? 



3. Of what dimensions would you build a silo of a capacity of (a) 50 tons, 



(6) 100 tons? 



4. What capacity and dimension of silo would you need for a herd of 25 



dairy cows, feeding these on the average (a) 30 pounds per head daily 

 for a period of 120 days, .(&) 25 pounds daily for a period of 200 days? 



5. Give three important points in building silos. 



6. State the main advantages and disadvantages of the silo on American 



dairy and stock farms. 



7. Mention the six main silage crops and their characteristics for feeding 



diiferent classes of farm animals. 



"Vermont Report 1903. 



"Louisiana Bulletin 143, p. 12; Breeders' Gaz., 1917, p. 1078. 

 "Wisconsin Bulletin 228, p. 42. 

 14 New South Wales Gazette, 8, p. 505. 



15 /6i'cf., 9, p. 71. See also "A Book on Silage," by the author, Rev. eel., 

 pp. 34 and 35. 



