Effect of temperature
Since Debre Birhan is relatively cold especially from end
of September to January, effect of ambient temperature on yield of
oyster was evaluated since farmers in rural area are not able to buy
incubators. Here, the bottle method was used due to its easiness to
handle in the incubator. Equal amounts of substrates were put into
two bottles. After inoculation, one was placed in the incubator at
25
o
C and the other was put on bench. The bench temperature was
varying from 3
o
C to 19
o
C. Then every week the growth and
development of oyster mycelium was physically observed and
assessed.