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 0.0 0.0 0.0 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.006247425 0.0 0.0749691 High carbon,Dark 0.016631306406666668 0.0 0.249385 High carbon,Light 1.2167692307692308e-08 0.0 1.5818e-07 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.000125292 0.0 0.000375876 Silicon starvation,12h 0.0 0.0 0.0