. 2020 Jan 9;7:441. doi: 10.3389/fbioe.2019.00441

Table 1.

Specific growth rate, biomass productivity, carbon content, and carbon dioxide fixation rate of nine Spirulina strains cultivated in a columnar photobioreactor with 10% CO₂.

Microalgal strain	Number	μ (d⁻¹)	P (mg L⁻¹ d⁻¹)	C (% W W⁻¹)	RCO₂ (mg L⁻¹ d⁻¹)
Spirulina sp.	LAMB167	0.294 ± 0.011^a	154.93 ± 0.028^d	45.577 ± 0.111^a	258.80 ± 0.026^c
Spirulina sp.	LAMB169	0.190 ± 0.002^c	34.78 ± 0.001^f	43.293 ± 0.424^bc	55.20 ± 0.001^e
Spirulina platensis	LAMB171	0.326 ± 0.001^a	191.15 ± 0.005^bc	43.820 ± 0.361^bc	307.76 ± 0.006^bc
Spirulina platensis	LAMB172	0.345 ± 0.002^a	209.11 ± 0.008^ab	43.400 ± 0.356^bc	332.88 ± 0.010^b
Spirulina platensis	LAMB206	0.325 ± 0.004^a	177.04 ± 0.011^cd	42.590 ± 0.343^c	276.54 ± 0.011^c
Spirulina platensis	LAMB207	0.345 ± 0.003^a	175.11 ± 0.010^cd	44.453 ± 0.199^ab	285.35 ± 0.008^bc
Spirulina platensis	LAMB208	0.294 ± 0.000^a	180.30 ± 0.001^c	42.700 ± 0.496^c	282.31 ± 0.004^bc
Spirulina sp.	LAMB220	0.365 ± 0.002^a	229.26 ± 0.007^a	41.110 ± 0.706^d	414.15 ± 0.032^a
Spirulina sp.	LAMB221	0.274 ± 0.008^b	115.58 ± 0.016^e	39.940 ± 0.605^d	169.26 ± 0.014^d

Values in the same row with different lower-case letters are significantly different (P < 0.05). Values shown are means ± standard deviation.