condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.23341371428571428 0.0 1.21231 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.10452708333333333 0.0 0.806801 High carbon,Dark 2.943448 0.0 16.2037 High carbon,Light 0.5324978461538461 0.0 2.83784 Low carbon,Dark 0.830136 0.830136 0.830136 Phloroglucinol 2.5523833333333332 0.0 7.65715 Silicon starvation,12h 0.0 0.0 0.0