Dr. Axel Preyer iZ 
¥ : 
Author Method of fermentation Temperature Smell 
Aublet Cask without outlet Wine-like, fluid 
(Guiana) wine - like, 
slightly acid 
Chittenden | Several samples fer- 
mented well at 80° F.=26-7°C. | Like beer-wort 
With the usual Trini- | 115-120° F. = 
dad methods 46-49° C. 
Morris With the usual West | About 140° F. 
India methods = 60°C. 
Strickland... | West India three- i) 
tank system 
In tank I Not over 115- | Pleasant vinous 
120° F.=46-| smell. Wine 
49° C. fermentation 
ie 22 Not under 95°| Acid milk fer- 
F. = 35°C. mentation 
sf BY oe Ditto... ... | Butyric acid 
Semler General rules Never over 60° ste 
C. Best at 
50° C. 
Friederici ... | Three-tank system, fe 
: Cameroons : 
In tank 1 30-33° C. 
a ae 35-38° C. 
3. 2 Not over 43- 
45°C. 
Preuss Three-tank system, | Never over 45° 
Surinam 
Preyer Heap method (Cey- On second day 
lon) like inferior 
wine must 
In the upper half ... 
>» lower half ... 
30-40" C. 
Outside tem- 
perature up to 
30° C. 
On fourth day 
strong alco- 
holic, like in- 
ferior wine 
The separated 
liquid like 
fermented 
and sour milk 
logical influence, and on which depends the 
aroma, whilst the beans to a certain degree are 
stewed in their own juice. 
Further, the osmose 
