424 ON THE FARINACEOUS PRODUCTS 
Gluten and 
Starch, Fibre. Water, 
Leigh’s Blacks, Sweep, f per cent. s 
or! Blauk Pik Byes") trea ol? 8A Wee 
DLO Tice ccbetsduess stored 16:08 47.72 9763S 
Red Champion, .......+. fresh Asie price /5-5 
Dittoctetecanscesase stored 1526) 06:65 Ayes 
Adi Cal ser edesseessoieescss fresh 5-4 6 Ooo 
DCEO secon scceaecss cele stored 1D.0) 9/2 ATES 
Dr. Playfair (Lect. Roy. Ag. Soc.) gives the 
following as contained in 100 lbs. of the fresh 
root: 
Organic Matter 27 lbs. Ashes. 1 Ib. Water 72 lbs. 
Dr. Kane, (Indust. Res. of Ireland) in a table 
from Mons. Payen, states the results of seven 
varieties of the potatoe, grown on soil of a similar 
quality, as follows : 
100 parts Contained 
VARIETIES. .“Sroiuced).1 . produced, Water starch --and Fibre 
Rohan ...... 58ewt. 14¢tons 75.2 16.6 8.2 
Large Yellow 37 ,, Os oe. 23.3 8.0 
Scotch ...... B14 es See OT 22.0 8.2 
Slowilsland..°56.,, = 14) 4,0 79:4 12.3 8.3 
Legonzac ... 32 ,, Sines sate iee 20.5 8.3 
Siberian ...... 40) 5. Oey eS 14.0 8.2 
Duvillerses.. 40/5, Oa 4.5 78:0 13.6 8.1 
‘“‘ These results show that the quantity of starch 
is not largest necessarily in those varieties which 
yield the greatest weight of tubers. Thus an 
acre of large yellow potatoes which gives but 94 
