condition mean min max 12pM Fe,Midday 38.4523 38.4523 38.4523 12pM Fe,Midnight 36.1851 34.9903 37.3799 58pM Fe,Midday 51.1738 51.1738 51.1738 58pM Fe,Midnight 30.968514285714285 0.0 40.0494 233pM Fe,Midnight 81.79683333333332 78.3103 84.0371 1160pM Fe,Midday 14.471185714285715 12.9479 17.8762 1160pM Fe,Midnight 161.01033333333334 118.026 191.098 High carbon,Dark 191.10039333333333 52.08 391.916 High carbon,Light 187.70414153846153 2.31031 546.218 Low carbon,Dark 46.8627 46.8627 46.8627 Phloroglucinol 57.7532 30.1918 79.4753 Silicon starvation,12h 95.717 95.717 95.717