condition mean min max 12pM Fe,Midday 127.614 127.614 127.614 12pM Fe,Midnight 87.71375 85.3156 90.1119 58pM Fe,Midday 153.246 153.246 153.246 58pM Fe,Midnight 184.25461428571427 61.846 883.732 233pM Fe,Midnight 85.81736666666667 83.9504 88.8672 1160pM Fe,Midday 80.63854285714285 64.5797 89.7641 1160pM Fe,Midnight 107.94595 79.1758 141.447 High carbon,Dark 168.42374666666666 87.9959 314.388 High carbon,Light 180.0549923076923 17.9599 340.514 Low carbon,Dark 223.526 223.526 223.526 Phloroglucinol 71.3189 42.9071 88.2742 Silicon starvation,12h 322.493 322.493 322.493