condition mean min max 12pM Fe,Midday 44.6617 44.6617 44.6617 12pM Fe,Midnight 34.180350000000004 32.9048 35.4559 58pM Fe,Midday 37.1498 37.1498 37.1498 58pM Fe,Midnight 24.7771 0.0 32.1671 233pM Fe,Midnight 24.793833333333332 23.1933 25.8752 1160pM Fe,Midday 34.6955 29.3439 38.4298 1160pM Fe,Midnight 19.494391666666665 16.4442 23.1874 High carbon,Dark 23.859006 8.71202 42.3031 High carbon,Light 24.96601923076923 3.72543 37.7888 Low carbon,Dark 27.6848 27.6848 27.6848 Phloroglucinol 32.27713333333333 26.3895 38.7191 Silicon starvation,12h 50.6838 50.6838 50.6838