STANDARDS AND RATIONS FOR POULTRY 267 



"Besides the dry whole grain a dry mash is kept always be- 

 fore the birds. Along one side of the room is the feed trough 

 with its slatted front, and in it is kept a supply of dry meals 

 mixed together. This dry meal mixture or mash has the fol- 

 lowing composition: 



Parts 

 by 



weight 



Wheat bran 2 



Corn meal i 



Middlings i 



Gluten meal or dried brewers' grains i 



Linseedmeal I 



Beef scrap i 



"The dry meal mixture is constantly within reach of all the 

 birds and they help themselves at will. 



"Oyster shell, dry cracked bone, grit, and charcoal are kept 

 in slatted troughs, and are accessible at all times. A moderate 

 supply of mangolds and plenty of clean water are furnished. 

 About 5 lbs. of clover hay cut into ^ inch lengths is fed dry 

 daily to each lOO birds in winter. 



"The average amounts of the materials eaten by each hen dur- 

 ing the year are about as follows: 



Pounds 



Grain and the meal mixture 90.0 



Oyster shell 4.0 



Dry cracked bone 2.4 



Grit 2.0 



Charcoal 2.4 



Clover lo.o 



The following ration has been used by the Kansas Experiment 

 Station, Bui. 164, in feeding White Leghorns and White Ply- 

 mouth Rocks: 



Grain Mash 



10 pounds wheat 6 pounds shorts 



10 pounds corn 3 pounds bran 



5 pounds oats 6 pounds corn meal 



5 pounds beef scrap 

 I pound alfalfa meal 



"Between February i, 1909, and November i, 1909, one White 

 Plymouth Rock produced 201 eggs and another 196 eggs, at a 



