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Table 1 Growth parameters of microalgae in different systems

From: Comparison of Galdieria growth and photosynthetic activity in different culture systems

DAYS Decanter laboratory flask (DLF) Inclined bubble column (IB-C) Tubular bioreactor (T-B) Ultra-flat plate bioreactor (UP-B) Twin layer system (TW-S)
Specific weight increase (SWI)
 0 0 0 0 0 0
 3 0 0.0625 0.075 0.625 1
 6 0.0625 0.517 0.5357 1.025 2.29
 9 0.305 0.7 0.625 1.5 3.25
 12 0.45 0.903 0.7 2.65 3.51
 15 0.5 1.033 0.8 3 4.2
 18 0.52 1.044 1.4 3.69 4.84
 21 0.541 1.0566 2.39 4.9 5.4
 24 0.55 1.3 3.57 6.1 6.2
 27 0.65 1.5 3.75 6.5 5.7
 30 0.7 1.5 3.72 6.5 4.7
Specific light yield (SLY) Mol−1
 0 0 0 0 0 0
 3 0 0.137 0.194 0.608 1.4
 6 0.017 0.321 0.697 0.498 1.66
 9 0.269 0.501 0.626 0.527 1.57
 12 0.248 0.593 0.546 0.644 1.27
 15 0.265 0.606 0.593 0.622 1.22
 18 0.233 0.551 0.615 0.639 1.15
 21 0.205 0.516 0.887 0.683 1.12
 24 0.185 0.620 1.05 0.752 1.19
 27 0.191 0.670 1.08 0.702 1.03
 30 0.181 0.606 0.966 0.632 0.87
Growth rate (GR) day−1
 0 0 0 0 0 0
 3 0.020 0.020 0.024 0.140 0.221
 6 0.068 0.06 0.119 0.073 0.178
 9 0.034 0.101 0.018 0.07 0.100
 12 0.011 0.085 0.015 0.126 0.083
 15 0.006 0.044 0.019 0.03 0.019
 18 0.003 0.0035 0.095 0.053 0.047
 21 0.0018 0.0035 0.115 0.077 0.020
 24 0.0020 0.0694 0.099 0.06 0.029
 27 0.02 0.0477 0.0136 0.014 − 0.014
 30 0.09 0 − 0.007 0 − 0.04