36 BULLETIN 196, U. S. DEPARTMENT OF AGRICULTURE. 



Effect of varying the quantity of blackberries in a can. 



Weight of fruit used 

 (grams). 



Gross 

 weight. 



Weight of 

 contents. 



Weight 

 of fruit. 



Weight 

 of sirup. 



Brix 

 reading. 



Reduc- 

 ing sugar. 



Sucrose. 



Sirup 50° Balling: 



450 



600 



550 



600 



Commercially 

 packed: 



Water grade 



Standard 



Extra standard . . 



Grams. 

 1,035 

 1,025 

 1,040 

 1,022 



924 

 971 



Grams. 

 895 



900 



882 



784 

 831 



Grams. 

 367 

 410 

 435 

 477 



365 

 383 

 433 



Grams. 

 528 

 475 

 465 

 405 



419 

 448 

 415 



32.7 

 30.5 

 28.5 

 25.9 



7.6 

 15.0 

 17.4 



Grams per 

 100 cc. 

 13. 75 

 13.63 

 13.25 

 11.50 



Grams per 

 100 cc. 

 15.43 

 13.79 

 14.35 

 12.10 



Effect of varying degrees of sirup on blackberries. 



Density of sirup 



Gross 



Weight of 



Weight of 



Weight of 



Brix 



Reduc- 



Sucrose. 



Acidity. 



(degrees). 



weight. 



contents. 



fruit. 



sirup. 



reading. 



ing sugar. 



1. Mammoth; weight 



















of fruit, 500 grams; 



















pack of 1912; exam- 

 med July 17, Aug. 4, 

 1912, and Jan. 12, 













































Grams 



Grams. 



Grams 



1914: 



Grams. 



Grams. 



Grams. 



Grams. 



Degrees. 



per 100 cc. 



per 100 cc. 



per 100 cc. 





f 970 



830 



445 



385 



7.3 



5.75 



0.24 



0.45 



Water 



\ 980 

 I 970 



840 

 830 



450 

 435 



390 

 295 



7.1 



7.3 



5.00 

 5.16 



.00 

 .16 



.45 





.39 





( 960 



820 



445 



375 



11.8 



6.25 



3. SO 



.45 



10 



970 

 965 



830 

 825 



450 

 430 



380 

 395 



12.0 

 12.0 



6.25 



7.57 



2.61 



2.63 



.38 





.41 





1,015 



875 



450 



425 



17.7 



7.50 



8.31 



.40 



20 



\ 1,010 

 I 1,005 



870 

 865 



445 

 445 



425 

 420 



17.8 

 17.5 



7.50 

 10.38 



7.84 

 5.37 



.42 





.42 





f 1,005 



865 



440 



425 



20.9 



8.5 



9.74 



.39 



30 



\ 1,015 

 1,010 



875 

 870 



440 

 450 



435 

 420 



22.7 

 21.2 



8.5 

 10.63 



10.93 

 8.70 



.40 





.37 





1,050 



910 



450 



460 



24.4 



9.50 



9.50 



.50 



40 



J 









24.9 

 24.1 



9.75 



14.42 



9.50 

 7.55 



.47 





V'io.'ss" 



895" 



500' 



395' 



.51 





1,072 



932 



420 



512 



28.8 



11.65 



14. 48 



.54 



50 



\ 1>077 

 I 1,055 



937 

 915 



450 

 440 



487 

 475 



31.0 



28.4 



14.25 

 19.91 



12. 58 

 6.05 



.52 





.58 



60 



f 1,085 

 \ 1,080 



945 



395 



550 



35.0 



26.0 



5.70 



.44 





945 



485 



460 



34.4 



31. 88 



.68 



.52 



2. Weight of fruit 



















used, 550 grams; 



















pack of 1913; exam- 



















ined June 27, Aug. 



















1, 1913, and Jan. 22, 



















1914: 





















f 950 



810 



465 



345 



7.0 



5.25 



.00 



.82 



Water 



965 

 960 



825 

 820 



480 

 470 



345 

 350 



7.2 

 7.5 



5.25 

 4.45 



.00 

 .02 



.87 





.93 





( 985 



845 



470 



375 



15.2 



7.50 



4.75 



.92 



20 



\ 990 

 980 



850 

 840 



470 

 460 



380 

 380 



15.2 

 14.8 



9.25 

 10.20 



3.32 

 2.06 



.77 





.88 





1,000 



860 



445 



415 



19.3 



8.50 



8.08 



.79 



30 



{ 990 

 { 1,015 



850 



875 



450 

 465 



400 

 310 



19.4 

 19.4 



10.25 

 13.10 



6.65 

 3.40 



.75 





.96 





( 1,010 



870 



435 



435 



22.6 



10.00 



9.97 



.77 



40 



{ 1,040 

 1,015 



900 



875 



465 

 490 



435 

 385 



23.4 

 22.7 



10.50 

 14.51 



9.50 

 6.10 



.72 





.74 





1,045 



905 



395 



510 



28.1 



10.25 



14.49 



.59 



50 



\ 1,055 

 1 1,045 



915 



905 



430 

 490 



425 

 415 



27.8 

 27.9 



11.00 



17.48 



15.35 



7.54 



.68 





.74 





I 1,055 



915 



375 



540 



33.5 



14.25 



15.44 



.68 



60 



i 1,055 

 1,070 



915 

 930 



420 

 480 



395 

 350 



32.4 

 33.0 



14.25 



23.82 



14.96 

 7.25 



.76 





.80 



