condition mean min max 12pM Fe,Midday 61.6885 61.6885 61.6885 12pM Fe,Midnight 183.1395 176.422 189.857 58pM Fe,Midday 88.7004 88.7004 88.7004 58pM Fe,Midnight 176.99785714285713 0.0 232.837 233pM Fe,Midnight 102.63726666666666 68.3548 120.055 1160pM Fe,Midday 56.66877142857143 12.5197 132.085 1160pM Fe,Midnight 156.61019166666668 65.1674 278.322 High carbon,Dark 47.87334666666666 0.0 111.42 High carbon,Light 40.311084615384615 0.0 92.1881 Low carbon,Dark 37.5906 37.5906 37.5906 Phloroglucinol 164.01136666666667 96.6391 210.142 Silicon starvation,12h 70.1977 70.1977 70.1977