Productivity and Biodiesel Quality of Fatty Acids Contents from Scenedesmus obliquus in Domestic Wastewater Using Phototrophic and Mixotrophic Cultivation Systems

Table 3: Growth rate (μ), lipid production (g lipids / g biomass) and productivity (mg lipids L^-1 d^-1) for S. obliquus grown under phototrophic and mixotrophic conditions.

Parameters	Culture Medium	Treatments
		Phototrophic		Mixotrophic
		WA	WW	WA	WW
µ (d^-1)	Enriched culture	0.643	0.541	0.389	0.296
µ (d^-1)	Nitrogen limitation	0.425	0.179	0.354	0.225
g lipids/g biomass (% w/w)	Enriched culture	19.9	20.8	15.8	17.4
g lipids/g biomass (% w/w)	Nitrogen limitation	21.0	19.0	19.1	18.3
Productivity (mg lipids L^-1 d^-1)	Enriched culture	26.49	23.41	19.24	16.31
Productivity (mg lipids L^-1 d^-1)	Nitrogen limitation	35.35	41.61	37.21	28.18

*(AW): Artificial Wastewater; (WW): Domestic Wastewater