Assertion: diatom's growth rate | /r/HasProperty | about 80% of those
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text: However, the oceanic centric diatom, Thalassiosira oceanica, maintained high growth rates (about 80% of those in iron-replete conditions) in low-iron media that restricted the growth of the coastal diatom, Thalassiosira weissflogii, to about 20% of iron-replete growth rates (Fig.