628 



Reading-Course for Farmers' Wives. 



Comparison of the Composition of Breads and Other Foods. 

 To show the difference in the proportions of the different food ingre- 

 dients in various foods, it may be well to compare the analyses of bread 

 and other foods as given in the following table : 



Composition of various food materials} 



Corn bread (johnnycake) 



Rye bread 



Rye and wheat bread 



Wheat bread, " gluten " 



Wheat bread, " graham " 



Wheat bread, "rolls " 



Wheat bread from high-grade pat- 

 ent flour 



Wheat bread from regular patent 



flour 



Wheat bread from bakers' flour 



Wheat bread from low-grade flour. . 

 Wheat bread, average, all analyses. . 



Whole wheat bread 



Crackers 



Beef, ribs: 



Edible portion . . . . 



As purchased 



Veal, leg: 



Edible portion 



As purchased 



Mutton, leg: 



Edible portion 



As purchased 



Cod steaks: 



Edible portion 



As purchased 



Hens' eggs: 



Edible portion 



As purchased 



Butter 



Milk, whole 



Potatoes: 



Edible portion 



As purchased 



Apples: 



Edible portion 



As purchased 



Chocolate, as purchased 



Number 

 of analy- 

 ses. 



5 



21 



I 



6 

 27 



198 

 12 

 71 



18 



15 

 15 



I 

 60 



136 



Refuse. 



Per ct. 



16.8 



II. 7 



17-7 



g.2 



25.0 



Water. 



Per ct. 

 38-9 

 35-7 

 35.3 

 38.2 



35-7 

 29.2 



32.9 



34' 



39. 

 40, 



35. 

 38. 



6.8 



55-5 

 39-6 



71.7 

 63.4 



63.2 

 51-9 



79-7 

 72.4 



73-7 

 65.5 



II. o 



87.0 



78. 

 62. 



84.6 



63.3 



S-9 



Protein. 



Per ct. 

 7 

 9 

 II 



9 



10 



13 



9 



9 



10 



17 

 12 



20 

 18 



Fat. 



Per ct. 



4-7 



.6 



•3 

 1-4 

 1.8 

 4.1 



1.4 



l'3 

 1.2 

 I.I 

 I-3 

 •9 

 8.8 



26.6 

 30.6 



6.7 

 S-8 



I7-S 

 14-5 



■S 

 •S 



85- 

 4- 



•S 



•3 



48.7 



Carbo- 

 hydrates. 



Per ct. 

 46 

 53 

 51 

 49 

 52 

 S6 



56 



54 

 48 



44 

 S3 

 49 

 7' 



Ash. 



I 



Per ct. 

 2.3 



1.5 

 i.o 



1-3 

 1-5 

 I.I 



•7 



•9 



1-3 



I.I 



1-3 



1.8 



•9 

 .6 



I.I 

 1.0 



1 .2 

 1 .0 



1.0 

 •9 



3-0 

 •7 



1.0 



* U. S. Dept. Agr., Office of Experiment Stations Bull. 28 (rev. ed.). 



