Maximizing key biochemical products of Spirulina platensis: optimal light quantities and best harvesting time | OCL

Lipids from aquatic environments / Lipides issus des milieux aquatiques

Open Access

Table 4

The maximum content of each component and its occurrence day (in parenthesis).

Maximum content (%, g g_CDW⁻¹)	Experiments
	LL	LH	HL	HH	CP₁	CP₂	CP₃
Protein	58.15 ± 0.93^b (12)	56.16 ± 1.07^b (6)	47.22 ± 1.31^c (5)	44.60 ± 1.07^d (3)	52.77 ± 0.84^a (5)	52.00 ± 0.12^a (5)	50.56 ± 0.39^a (5)
Carbohydrate	38.88 ± 0.00^b (2)	37.19 ± 0.39^c (1)	44.99 ± 0.60^a (1)	48.38 ± 0.13^d (1)	44.38 ± 0.77^a (1)	45.00 ± 0.20^a (1)	44.51 ± 0.16^a (1)
Lipid	15.85 ± 0.15^c (16)	16.29 ± 0.09^c (9)	14.55 ± 0.24^d (8)	14.28 ± 0.11^d (5)	13.08 ± 0.72^ab (7)	12.62 ± 0.44^a (7)	13.59 ± 0.31^b (7)
Chl-a	2.83 ± 0.16^b (20)	2.60 ± 0.02^c (10)	2.20 ± 0.02^a (8)	2.18 ± 0.04^a (5)	2.15 ± 0.03^a (7)	2.27 ± 0.04^a (7)	2.13 ± 0.12^a (7)
Cart	0.562 ± 0.052^b (20)	0.571 ± 0.006^b (10)	0.546 ± 0.023^b (8)	0.480 ± 0.022^a (5)	0.435 ± 0.000^a (7)	0.467 ± 0.014^a (7)	0.425 ± 0.021^a (7)
PBP	18.37 ± 1.00^c (14)	18.91 ± 0.69^c (8)	14.78 ± 0.94^b (6)	14.03 ± 0.78^b (4)	20.99 ± 0.31^a (6)	21.41 ± 0.42^a (6)	20.95 ± 0.38^a (6)

The same letters in the superscript of each row of the table indicate no significant difference between the experiments at 95% confidence intervals (Tukey’s test, p < 0.05).

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