condition mean min max 12pM Fe,Midday 15.1695 15.1695 15.1695 12pM Fe,Midnight 14.28661 8.01692 20.5563 58pM Fe,Midday 6.50799 6.50799 6.50799 58pM Fe,Midnight 7.511058571428571 0.0 11.0011 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 10.328392857142857 8.15064 12.6521 1160pM Fe,Midnight 2.541545 1.20807 3.89701 High carbon,Dark 7.818401066666667 0.0 39.8789 High carbon,Light 10.628817999999999 0.0 63.8582 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 51.55713333333333 49.4055 55.4333 Silicon starvation,12h 6.53864 6.53864 6.53864