SYSTEM OF FEEDING 217 
TaBLE XII.—Summer Dry Mash, Mixture No. 1A. 
Carbo- 
Amount | Amount Ash or 
i D ‘ f hydrat Cost. 
Kind of feed. | dnt, | mathare,| etter. | minezel | Protein. | plan tes'| (1014). 
Lbs. Qis. Lbs. Lbs. Lbs. Lbs. 
Wheat bran.....| 200 380 | 176.0 11.6 | 24.2 90.6 $3.20 
Wheat middlings| 100 120 | 88.0 3.8 12.8 60.7 1.75 
Ground oats.....} 100 100 | 89.0 3.0 9.2 56.8 1.65 
Gluten meal...... 50 40 | 46.0 4 12.9 32.8 85 
Meat scrap...... 25 21 | 22.3 "| 1.0 | 16.5 8.0 75 
Total....... 475 661 | 421.3 19.8 | 75.6 248.9 8.20 
Average topound|........ 1.39 .887 .04 158 .524 017 
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. 
TaBLeE XIII.—Scratching Ration, Mixture No. 
cS) 
; Carbo- 
: Amount | Amount D Ash or . hydrat Cost. 
Kind of feed. auine ae inten uuneral Protein. plus fat (1913). 
: ‘ % x 24. 
Lbs. Qts. Lbs. Lbs. Lbs. Lbs. 
Wheat.......... 100 53 90 1.8 10.2 73.0 | $2.20 
Clipped oats.....| 100 98 89 3.0 9.2 56.8 1.93 
Total....... 200 151 179 4.8 19.4 | 129.8 4.13 
Average topound]........ 755 839} .024 .097 649) 0206 
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 
