Cultivation of Different Oyster Mushroom (Pleurotus species) on Coffee Waste and Determination of Their Relative Biological Efficiency and Pectinase Enzyme Production, Ethiopia

Table 1

Average mycelia growth rate per day in diameter (mm) of the four Pleurotus species on different media.

Pleurotus species	Culture media
	CHs (substrate)	CP (substrate)	MEA (plate)
P. citrinopileatus	4.13 ± 0.10^a	5.74 ± 0.26^a	4.94 ± 0.25^a
P. eryngii	4.00 ± 0.02^a	5.31 ± 0.32^a	4.71 ± 0.20^a
P. ostreatus	9.00 ± 0.10^b	10.25 ± 0.25^b	9.68 ± 0.50^b
P. sapidus	6.50 ± 0.50^c	8.14 ± 0.50^c	8.00 ± 0.50^c

All values are means of triplicates ± SD. Levels not connected by the same letter under the same column are significantly different (). SD = standard deviation, CH = coffee husk, CP = coffee parchment, MEA = malt extract agar.