200 EI,EMENTARY TREATISE ON STOCK FEEDS AND FEEDING 



The table^ which follows gives the diameters and depths of 

 silos of two types which hold enough silage for i8o days, feeding 

 2 or 3.2 inches a day, allowing each cow 40 lbs. 



This table^ gives the number of cows in herd and tonnage of 

 silage for both 180 and 240 days of feeding of 40 pounds of sil- 

 age per cow, also acreage of corn estimated to fill the silo and 

 the dimensions of the silo itself. The diameters given are such 

 that at least 2 inches in depth of silage will be taken off daily. 



Number of cows 

 in herd 



10. 

 12. 



15- 

 20. 



25- 



30- 



35- 

 40. 



45- 

 50- 

 60. 

 70. 



Feed for i8o days 



^■5 2 



MOM 



a V S 



tons 



36 



43. 



54 



72 



90 



108 



126 



144 



162 



180 



216 



252 



Size of silo 



feet 



10 

 10 

 II 

 12 

 13 

 14 

 15 

 16 

 16 



17 

 18 



19 



u 

 'v 



n 



feet 



25 

 28 



29 

 32 

 33 

 34 

 34 

 35 

 37 

 37 

 39 

 40 



C-oo 

 CI ft;*' 

 rt u X 



a'Eo 



O 



u 



3 

 4 

 5 



6 



7^ 

 8}i 



10 



II 



12 



HVi 



17 



Feed for 240 days 



■S»s 



rt O (0 



S u S 

 wo 



tons 



48 



57 

 72 



96 

 120 

 144 

 168 

 192 

 216 

 240 

 288 

 336 



Size of Silo 



feet 



10 

 10 

 II 

 12 

 13 

 15 

 16 



17 

 18 



19 

 20 



feet 



31 

 35 

 36 

 39 

 40 



37 

 38 

 39 

 39 

 39 

 40 



Ji w V. 



2-1 S 

 u 



3'A 



4 



5 



6'A 



8 

 10 

 II 



16 

 19 



^ Bui. 59, Wisconsin Hxp. Station. 

 s Bui, 21, Concrete Review. 



