condition mean min max 12pM Fe,Midday 1.36387 1.36387 1.36387 12pM Fe,Midnight 32.51755 32.5043 32.5308 58pM Fe,Midday 1.10625 1.10625 1.10625 58pM Fe,Midnight 23.865285714285715 0.0 32.9214 233pM Fe,Midnight 44.5585 43.4001 45.4416 1160pM Fe,Midday 0.37146455714285714 0.0873169 0.767705 1160pM Fe,Midnight 24.112491666666667 13.4894 37.492 High carbon,Dark 46.64559333333333 27.3221 106.281 High carbon,Light 13.381971 0.0 43.0904 Low carbon,Dark 26.4101 26.4101 26.4101 Phloroglucinol 14.904466666666666 12.7903 16.1836 Silicon starvation,12h 28.0653 28.0653 28.0653