Treatment and Valorization of Palm Oil Mill Effluent through Production of Food Grade Yeast Biomass

Table 1

Morphological and microscopic characteristics of the isolated yeasts.

Characteristics		SP^5	TMCC	TWC	TWDC
Colour on SDA	Creamy white	Tannish white	Glistening Cream	Cream	White	Creamy white	Cream
Colour on Chromagar	Purple	Pale pink	White	Blue	Dark blue	Purple	Pale pink
Colony surface	Smooth	Smooth	Smooth	Smooth	Smooth	Smooth	Smooth
Texture	Butyrous	Butyrous	Butyrous	Butyrous	Butyrous	Butyrous	Butyrous
Margin	Irregular	Irregular	Entire	Irregular	Irregular	Circular	Irregular
Elevation	Sl. raised	Raised	Raised	Raised	Raised	Sl. Raised	Flat
Cell shape	Spherical	Ellipsoidal	Globose	Ellipsoidal	Spherical	Globose	Spherical
Ascospore	P	P	P	P	P	P	P
Pseudomycelium	P	P	A	P	P	P	P
True mycelium	A	A	A	A	P	A	A
Blastoconidia	P	P	P	P	P	P	P
Pellicle	A	P	A	P	A	A	P

Key: P = present; A = absent; sl. = slightly.