condition mean min max 12pM Fe,Midday 59.4646 59.4646 59.4646 12pM Fe,Midnight 90.85185 90.5529 91.1508 58pM Fe,Midday 40.0109 40.0109 40.0109 58pM Fe,Midnight 61.1672 0.0 74.231 233pM Fe,Midnight 49.051433333333335 48.2197 50.3011 1160pM Fe,Midday 31.21645714285714 25.8885 34.826 1160pM Fe,Midnight 20.649424166666666 8.63749 38.0661 High carbon,Dark 36.74934066666667 3.92698 68.6733 High carbon,Light 13.503453846153846 2.1723 27.8394 Low carbon,Dark 32.7125 32.7125 32.7125 Phloroglucinol 29.973133333333333 23.871 40.7276 Silicon starvation,12h 27.4897 27.4897 27.4897