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Table 2 The measurements of the grooves on the surface of the tested lignocellulosic materials (mean ± SD)

From: Cultivation of algal biofilm using different lignocellulosic materials as carriers

Material Groove width (μm) Groove depth (μm)
Mean Max Min Mean Max
PW 20.44 ± 5.22 31.36 ± 8.25 12.12 ± 9.43 49.33 ± 12.55 82.95 ± 11.38
OW 15.48 ± 2.99 20.65 ± 1.28 12.78 ± 1.33 39.31 ± 7.76 45.47 ± 7.85
SB 26.00 ± 12.83 65.22 ± 24.23 10.88 ± 4.26 16.68 ± 2.35 33.63 ± 6.42
RH 47.85 ± 14.35 79.71 ± 12.35 28.11 ± 8.88 29.29 ± 7.05 46.46 ± 10.79