With the rising of the medium pH,K0.5(DIC) of M.aeruginosa FACHB905 and M.aeruginosa PCC7806 increased while that of M.aeruginosa FACHB469 decreased.

• 当反应介质pH值升高；铜绿微囊藻FACHB905和PCC7806的K0.；5(DIC)增大；而铜绿微囊藻FACHB469的K0