260 



THE SUGAR BEET. 



This idea is to have a silo beneath the surface, its 

 sides being constructed of cement. The angles we 

 made rounded, the object of which is to prevent any 

 accumulation either of air or water resulting from 

 evaporation. The shape is slightly conical, that is to 

 say, the upper portion is a fraction wider than the 

 lower. (See fig. 63.) 



Fig. 63. 

 Vertical section. 



Horizontal section. 

 Silo for preservation of leave?. 



A certain quantity of chopped stiaw is placed on the 

 bottom, this to a depth of about 12 cm., then the leaves 

 on top, with which are united 4 to 5 kilog. (8 to 11 lbs.) 

 of salt to evei-y 1000 kilog. (2200 lbs.) of leave>^. 

 Gieat precaution should be taken to compress as much 

 as possible each layer of leaves. The thickness is 20 

 cm. (0.65 feet) ; when the silo is full the whole is 

 covered with straw. The leaves that are taken from 



