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 0.106893 0.106893 0.106893 58pM Fe,Midnight 0.02913142857142857 0.0 0.20392 233pM Fe,Midnight 0.02549686666666667 0.0 0.0764906 1160pM Fe,Midday 0.06712425714285715 0.0 0.193284 1160pM Fe,Midnight 0.0 0.0 0.0 High carbon,Dark 0.08738046666666667 0.0 0.530421 High carbon,Light 0.032995384615384614 0.0 0.223688 Low carbon,Dark 0.588907 0.588907 0.588907 Phloroglucinol 0.02545826666666667 0.0 0.0763748 Silicon starvation,12h 0.0687338 0.0687338 0.0687338