condition mean min max 12pM Fe,Midday 62.0454 62.0454 62.0454 12pM Fe,Midnight 40.7498 37.5144 43.9852 58pM Fe,Midday 57.4542 57.4542 57.4542 58pM Fe,Midnight 44.85498571428572 36.1871 73.2767 233pM Fe,Midnight 50.36833333333333 47.4976 53.7733 1160pM Fe,Midday 42.8639 35.1089 48.3164 1160pM Fe,Midnight 52.4232 35.8666 65.0225 High carbon,Dark 71.03916666666666 45.2535 96.5653 High carbon,Light 60.51873846153846 20.104 94.2758 Low carbon,Dark 47.8986 47.8986 47.8986 Phloroglucinol 48.062666666666665 32.0587 66.1459 Silicon starvation,12h 64.1533 64.1533 64.1533