Figure 1.
Typical growth curves of T. weissflogii grown under different conditions of trace metals and CO2. ▪, 15 pm Zn′, 100 μatm CO2; ♦, 3 pm Zn′, 100 μatm CO2; ●, 21 pm Co′, 100 μatm CO2; ▴, 3 pm Zn′, 750 μatm CO2; □, 15 pm Zn′, 750 μatm CO2.
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