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 0.016249583333333335 0.0 0.194995 High carbon,Dark 0.0 0.0 0.0 High carbon,Light 0.0 0.0 0.0 Low carbon,Dark 0.42786 0.42786 0.42786 Phloroglucinol 0.0 0.0 0.0 Silicon starvation,12h 0.0 0.0 0.0