condition mean min max 12pM Fe,Midday 11.4551 11.4551 11.4551 12pM Fe,Midnight 7.23529 6.52869 7.94189 58pM Fe,Midday 8.63437 8.63437 8.63437 58pM Fe,Midnight 6.259888571428571 0.0 9.5093 233pM Fe,Midnight 5.124046666666667 4.29815 6.07701 1160pM Fe,Midday 7.190261428571429 3.25943 10.0301 1160pM Fe,Midnight 1.9268458333333334 0.628391 3.28632 High carbon,Dark 6.333236 1.38761 11.177 High carbon,Light 4.859196769230769 0.499538 12.4809 Low carbon,Dark 4.82587 4.82587 4.82587 Phloroglucinol 3.339496666666667 1.7343 4.82809 Silicon starvation,12h 11.8282 11.8282 11.8282