condition mean min max 12pM Fe,Midday 5.992 5.992 5.992 12pM Fe,Midnight 37.4304 35.5192 39.3416 58pM Fe,Midday 9.0134 9.0134 9.0134 58pM Fe,Midnight 62.134 40.795 106.504 233pM Fe,Midnight 84.03306666666667 82.33 84.8947 1160pM Fe,Midday 1.4602092857142857 0.690511 2.39677 1160pM Fe,Midnight 77.11054166666666 66.0844 88.187 High carbon,Dark 55.218293333333335 25.1101 91.8653 High carbon,Light 43.94047692307692 14.9784 68.0544 Low carbon,Dark 34.5656 34.5656 34.5656 Phloroglucinol 23.109766666666665 20.0778 26.5353 Silicon starvation,12h 71.424 71.424 71.424