n8 POULTRY-CRAFT. 



Protein Carbohydrates Fats 



Ibs. Ibs. Ibs. 



(2). 



20 Ibs. potatoes contain .42 3.46 .02 



10 Ibs. oat middlings contain 2. 5.62 .76 



10 Ibs. corn meal contain .92 6.87 .38 



20 Ibs. wheat bran contain 3.08 10.78 .8 



3 Ibs. pork scrap contain 1.72 .... 1.18 



63 Ibs. mixture contain 8.14 26.73 3-H 



Nutritive ratio, 1:4; potential energy, 75 calories per ounce. 



Fed with whole corn, one feed mash one feed corn per day, the ration has 

 a nutritive ratio of i : 5.9 ; a potential energy of 90 calories per ounce. 



Protein Carbohydrates Fats 



Ibs. Ibs. Ibs. 



(3>- 



5 Ibs. alfalfa hay contain .71 2.13 .11 



20 Ibs. corn meal contain 1.84 *3'74 *76 



20 Ibs. wheat bran contain 3.08 10.78 .8 



2 Ibs. dried blood contain 1.3 .1 .33 



47 Ibs. mixture contain 6.93 26.75 2 - 



Nutritive ratio, i : 4.6 ; potential energy, 94 calories per ounce. 



This fed for one-third the whole ration, the other two-thirds being corn and 

 oats equal parts, gives nutritive ratio, i : 6.1 ; potential energy, 101 calories per 

 ounce. Fed with whole corn equal parts, it gives, nutritive ratio, i: 6.1; 

 potential energy, 100 calories per ounce. 



Protein Carbohydrates Fats 



Ibs. Ibs. Ibs. 



(4)- 



5 Ibs. cut clover contain .61 1.9 .16 



5 Ibs. cotton seed meal contain 2.11 1.18 .65 



20 Ibs. corn meal contain 1.84 J 3-74 -7 6 



20 Ibs. wheat bran contain 3.08 10.78 .8 ' 



50 Ibs. mixture contain 7.64 27.60 2.37 



Nutritive ratio, i : 4.4 ; potential energy, 94 calories per ounce. 



Fed with corn equal parts, gives nutritive ratio, i : 6.1 ; potential energy, 

 100 calories per ounce. 



Fed with grain one-third rice, two-thirds corn, gives nutritive ratio, 1:7-1; 

 potential energy, 100 calories per ounce. 



In making trial formulas for rations, the simplest method is to write 

 the formula for parts, by weight; i part being always I ounce, as in the 

 following examples : 



