32 DEPARTMENT BULLETIN 975, U. S. DEPT. OF AGRICULTURE. 
Chart 42. One Pound of Pkesekyed Blackbekeies. 
A pound of preserved blackberries supplies about 1,120 calories of energy, 4 
grams (about f ounce) of protein, 0.16 gram of calcium, 0.1 gram of phosphorus 
and 1 milligram of iron. It would furnish, therefore, 32 per cent of the energy 
a man needs daily, 4 per cent of the protein, 24 per cent of the calcium, 8 per 
cent of the phosphorus, and 9 per cent of the iron. This is shown in the 
following chart: 
ENERGY 
PROTEIN 
CALCIUM 
PHOSPHORUS 8 
IRON 
Chart 42. — Proportions of energy, protein, calcium, phosphorus, and iron needed pel' man 
per day furnished by 1 pound of preserved blackberries. 
Group V. FATS AND FAT FOODS. 
Chart 43. One Pound of Labd. 
(2 cups.) 
One pound of lard supplies about 4,100 calories of energy, and, if thoroughly 
refined, no other nutrients. It would furnish, therefore, 117 per cent, or con- 
siderably more than all the energy a man needs daily. This is shown in the 
following chart : 
ENERGY 
PROTEIN 
CALCIUM 
PyOSFHORUS 
IRON 
/ f° ig 
Chart 43. — Proportions of energy, protein, calcium, phosphorus, and iron needed per man 
per day furnished by 1 pound of lard. 
