condition mean min max 12pM Fe,Midday 62.7012 62.7012 62.7012 12pM Fe,Midnight 30.914749999999998 30.4592 31.3703 58pM Fe,Midday 49.0179 49.0179 49.0179 58pM Fe,Midnight 14.805085714285715 0.0 19.9352 233pM Fe,Midnight 14.7243 14.1779 15.7002 1160pM Fe,Midday 30.9813 29.5599 32.1168 1160pM Fe,Midnight 2.010085166666667 0.961993 3.68174 High carbon,Dark 14.785008666666666 2.25516 31.3882 High carbon,Light 8.715456153846153 1.34026 19.1791 Low carbon,Dark 18.0345 18.0345 18.0345 Phloroglucinol 11.534063333333332 6.00349 16.5445 Silicon starvation,12h 24.0172 24.0172 24.0172