condition mean min max 12pM Fe,Midday 17.1054 17.1054 17.1054 12pM Fe,Midnight 25.561349999999997 25.0662 26.0565 58pM Fe,Midday 64.6706 64.6706 64.6706 58pM Fe,Midnight 56.81355714285714 20.149 184.265 233pM Fe,Midnight 14.197233333333333 12.6359 15.8177 1160pM Fe,Midday 7.46792 3.78714 10.1905 1160pM Fe,Midnight 8.9566225 6.19201 12.4014 High carbon,Dark 15.009670666666667 4.17265 26.6437 High carbon,Light 15.655944615384616 1.52579 32.0177 Low carbon,Dark 10.9498 10.9498 10.9498 Phloroglucinol 9.188583333333334 7.79541 10.5945 Silicon starvation,12h 25.8057 25.8057 25.8057