THE SILO AND SILAGE 



279 



gives the capacity of round silos at various depths 

 and with varying inside diameters : 



Corn the Best Silage Crop. Silage is pre-emi- 

 nently adapted to dairy cows, and is frequently used 

 for sheep and other farm animals. In planning a 

 silo, figure on removing at least i l / 2 inches of the 

 silage surface each day in order to prevent loss from 

 spoiling. From 30 to 40 pounds of silage a day, 

 combined with hay and grain, is considered by most 

 dairymen as a satisfactory ration for dairy cows. 



Essentials of a Good Silo. First, it must be made 

 deep in order that the silage may pack down solidly. 

 There should be a depth of at least 24 feet. Satis- 

 factory silos, however, may be built with a depth 

 of only 20 feet, or even less. Second, the walls 

 should be made vertical and perfectly smooth, so 

 the silage may rest evenly on all sides. 



There should be as few corners as possible, since 



