536 SORGHUM. 



as sugar producing plants to those received from India, Africa, or those 

 grown in the United States, and those sending the seed confidently as- 

 sured Minister Augell that there was no sugar to be obtained from these 

 varieties, an experiment was made with the stalks of all of the six 

 kinds, except No. 1 (which had been cut down), upon September 16th, 

 with the following results : 



stalks, with tops and leaves pounds . . 290- 



Stripped stalks obtained pounds ... lUO 



Loss bv topping and stripping per cent . .44 S;? 



Juice expressed pounds .. 76 



Juice in stripped stalks per cent . .47 .nO 



Juice lost pounds . . 19 



Svrup made from 57 pounds juice pounds 9 



Syrup in juice percent .. 15 79 



Duplicate analyses of the above juice and syrup gave the following 

 results : 



Number of analysis. 



Juice, 182. . 

 Juicti, 183. . 

 Svrup, 206. 

 Syrup, 207. 



Specific 

 gravity. 



1 0.-.7 

 1 057 

 l.OoS 

 1 038 



Percent 

 sucrose. 



8 48 

 8 45 

 5 72 

 5 93 



Percent 

 glucose. 



1.48 



1.49 



.67 



.69 



Per cent 

 solids. 



3 41 



3 09 

 2 92 

 2 48 



Per cent 

 polariza- 

 tion. 



8 .54 

 8 52 



Per cent 



available 



sugar. 



3 59 

 3 87 

 2 13 



2 38 



In the above, 40 grams of syrup was diluted with 300 c. c. of water 

 for the purpose of analysis. 



It will be seen that, in the 57 pounds of juice used, there was, in 

 pounds : 



Sucrose. 

 Glucose 

 Solids . 



Available sugar 



And in the 9 pounds of syrup made 



.4 82 



.84 



.1 &5 



2.13 



Sucrose 4 46 



Glucose -^1 



Solids ■■ 2 22 



Available sugar 1 '<> 



Or, there was recovered in the syrup of the amount present in the 



juice of: 



Percent. 



Sucrose -. - ^-2 



Glucose J^ *> 



Solids 119 8 



Available sugar 81.3 



Aft 



er a 



There was nothing unusual in the character of this syrup, 

 short time, it crystallized to a semi-solid mass. 



It would appear, therefore, that the sole difference between these 



