Biology Reference
In-Depth Information
Two strains of yeast dominated the sample:
Debaryomyces occidentalis
(P1)
and
Trichosporon ovoides
(P19), Strain P19 had the highest TOC-decreasing
activity and was immobilized onto chitosan beads. The immobilized yeast
reduced the TOC from 1.2 x 10
3
to 3.0 x 10
2
mg of C/L per day in the fi sh
cannery wastewater (Urano et al., 2002).
Fig. 8.2
Drainage treatment system in a fi sh food processing factory. Organisms used as
bioremediators (Urano et al., 2002).