132; 



THE BOOK OF CORN 



to be fed two hundred days, she will consume four 

 tons. Consequently for twenty-five cows one hundred 

 tons must be provided. A good corn crop vyill yield 



• ',;,( • . • 

 I . - . . , 1 



* .' - ' ' < 

 L J. ^ ' r« I' 



Pig 34— Construction of Studding Silo in Detail 



A, portion under ground; B, cross-section showing studding; C, top of 

 silo, showing arrangement of rafters; D, section of wall, showing building 

 paper between layers of boards; E, -wall ventilators; F, door; G, cross-seclion 

 of door and wall; H, cutting rafters. 



about ten tons per acre. For one hundred tons of 

 silage, therefore, ten acres of com must be raised. 



Silo with Studding — The other kind of a wooden 



