condition mean min max 12pM Fe,Midday 20.8985 20.8985 20.8985 12pM Fe,Midnight 13.4332 11.2026 15.6638 58pM Fe,Midday 18.1588 18.1588 18.1588 58pM Fe,Midnight 11.214442857142856 0.0 16.0033 233pM Fe,Midnight 20.523366666666668 19.581 21.0079 1160pM Fe,Midday 10.86116 8.53397 13.2722 1160pM Fe,Midnight 11.770264166666667 2.18755 27.2997 High carbon,Dark 29.061366 9.25049 52.9569 High carbon,Light 21.880639153846154 0.510069 54.3115 Low carbon,Dark 12.8494 12.8494 12.8494 Phloroglucinol 4.09367 2.26159 5.77222 Silicon starvation,12h 27.8518 27.8518 27.8518