condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.583845 0.0 1.16769 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.041567714285714284 0.0 0.290974 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.0 0.0 0.0 High carbon,Dark 0.254411 0.0 1.87441 High carbon,Light 0.08819830769230769 0.0 0.612022 Low carbon,Dark 0.608181 0.608181 0.608181 Phloroglucinol 2.6660233333333334 1.40718 3.78597 Silicon starvation,12h 0.0 0.0 0.0