condition mean min max 12pM Fe,Midday 28.1431 28.1431 28.1431 12pM Fe,Midnight 14.4592 13.9165 15.0019 58pM Fe,Midday 16.4795 16.4795 16.4795 58pM Fe,Midnight 8.040305714285715 0.0 10.1889 233pM Fe,Midnight 9.193623333333333 8.29834 10.4333 1160pM Fe,Midday 21.896842857142857 18.8139 25.2732 1160pM Fe,Midnight 6.017939166666666 3.88189 8.72587 High carbon,Dark 9.586721333333333 4.44215 15.3698 High carbon,Light 12.286083846153845 4.67184 20.9683 Low carbon,Dark 5.60434 5.60434 5.60434 Phloroglucinol 30.622500000000002 20.315 40.4155 Silicon starvation,12h 19.5447 19.5447 19.5447