30 DEPAETMENT BULLETIN 975, U. S. DEPT. OF AGEICULTURE. 



Chart 38. One Pound of " Soda " Crackers. 



One pound of " soda " crackers supplies about 1,890 calories of energy, 44 grams 

 (about 11 ounces) of protein, 0.1 gram of calcium, 0.4 gram of phosphorus, 

 and 6.7 milligrams of iron. It would furnish, therefore, 54 per cent of the 

 energy a man needs daily, 44 per cent of the protein, 15 per cent of the calcium, 

 35 per cent of the phosphorus, and 45 per cent of the iron. This is shown in 

 the follow'ing chart : 



ENERGY 



FROTEIN 



CALCIUM 



FmFHORUS 



IRON 



mi 



44fM 

 JffM 



4m 



i^l^^HB 





I^^BBI 



■ 



HHB 





nnmn^ 



10 2o 30 *o JV 60 7o go 90 



Chart 38. — Proportions of energy, protein, calcium, phosphorus, and iron needed per man 

 per day furnished by 1 pound of soda crackers. 



Group IV. SUGAR AND SUGARY FOODS. 



Chart 39. One Pound of Sugar. 



(2 cups.) 



One pound of sugar supplies about 1,820 calories of energy and contains none 

 of the other substances included in these comparisons. It would therefore fur- 

 nish 52 per cent of the energy a man needs daily. This is shown in the follow- 

 ing chart: 



ENERGY 51% 



wmm^m 





FROTEIN 







CALCIUM 







FHOSFHORUS 







IRON 



Ip 20 3o ■JO So 6p 



70 Bo 9 

 — 1 ^ 1 



Chart 39. — Proportions of energy, protein, calcium, phosphorus, and Iron needed per man 

 per day furnished by 1 pound of sugar. 



