SYSTEM OF FEEDING 

 TABLE XII. Summer Dry Mash, Mixture No. 1A. 



217 



Nutritive ratio, 1 : 3.22. 



As supplemental to the dry mash, the following scratching 

 ration of whole grain is fed about 9 o'clock every morning in deep 

 litter. Its primary object, aside from its nutritive value, is to 

 induce exercise. About five pounds of the scratching ration is fed 

 to each 100 birds on the floor of the house or under some shelter, 

 where the litter is dry and where there is protection from cold 

 winds. 



TABLE XIII. Scratching Ration, Mixture No. 2. 



Nutritive ratio, 1 : 6.6. 



In the afternoon, about four or five o'clock, depending on the 

 season, a " night ration " is fed, composed of whole grains and 

 cracked grains at the rate of ten pounds to each 100 birds. 



It will be noted that this manner of feeding gives to the birds 

 the materials suitable for supplying the heat to the body during 



