condition mean min max 12pM Fe,Midday 76.0233 76.0233 76.0233 12pM Fe,Midnight 62.313300000000005 59.7287 64.8979 58pM Fe,Midday 49.1014 49.1014 49.1014 58pM Fe,Midnight 40.67642857142857 0.0 53.4705 233pM Fe,Midnight 33.03346666666667 31.131 35.3117 1160pM Fe,Midday 44.0793 40.946 50.4692 1160pM Fe,Midnight 27.602908333333332 23.5322 34.798 High carbon,Dark 35.90046 19.3571 52.9937 High carbon,Light 42.765093846153846 6.20702 85.2497 Low carbon,Dark 23.8955 23.8955 23.8955 Phloroglucinol 58.9714 46.0734 75.2346 Silicon starvation,12h 38.9925 38.9925 38.9925