Treatments

Chl a (mg∙g⁻¹FW)

Chl b (mg∙g⁻¹ FW)

Total Chl (mg∙g⁻¹ FW)

0.0

0.91 ± 0.04 a

0.22 ± 0.005 a

1.13 ± 0.046 a

Si

0.88 ± 0.03 a

0.21 ± 0.011 a

1.09 ± 0.061 a

PEG

0.51 ± 0.02 b

0.11 ± 0.002 b

0.62 ± 0.023 b

Si + PEG

0.76 ± 0.03 a

0.17 ± 0.011 a

0.93 ± 0.040 a