442 BUILDINGS AND EQUIPMENT FOR FARM FLOCKS 



A 



Fia. 244. A reversible stationary grain trough which is easy to keep clean because it 

 reversible. (From U. S. D. A. Bulletin 810.) 



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FIG. 245. A light movable trough for feeding grain, silage and roots. The long 

 dimension pieces resting on the ground make it difficult for the sheep to turn the trough 

 pver. (From U. S. D. A. Bulletin 810.) 



