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 0.0171445 0.0 0.205734 High carbon,Dark 0.07057133333333333 0.0 1.05857 High carbon,Light 0.0 0.0 0.0 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.8004533333333334 0.0 2.08007 Silicon starvation,12h 0.0 0.0 0.0