condition mean min max 12pM Fe,Midday 29.0684 29.0684 29.0684 12pM Fe,Midnight 43.7608 43.2733 44.2483 58pM Fe,Midday 34.0784 34.0784 34.0784 58pM Fe,Midnight 34.46024285714286 32.5976 37.8632 233pM Fe,Midnight 83.33316666666667 82.1199 85.6064 1160pM Fe,Midday 14.549885714285715 13.2395 17.2781 1160pM Fe,Midnight 86.2138 70.2479 105.772 High carbon,Dark 95.09718666666666 42.1956 140.986 High carbon,Light 96.58440769230769 27.6562 156.111 Low carbon,Dark 67.798 67.798 67.798 Phloroglucinol 101.8346 61.9158 124.575 Silicon starvation,12h 104.712 104.712 104.712