condition mean min max 12pM Fe,Midday 11.5897 11.5897 11.5897 12pM Fe,Midnight 29.2756 28.6662 29.885 58pM Fe,Midday 4.98898 4.98898 4.98898 58pM Fe,Midnight 66.87482857142857 43.5772 115.446 233pM Fe,Midnight 66.75896666666667 62.4753 70.8117 1160pM Fe,Midday 8.774621428571429 5.26228 18.3666 1160pM Fe,Midnight 99.83225 71.4825 148.86 High carbon,Dark 37.94482 7.6571 88.0066 High carbon,Light 16.200696923076922 2.32002 35.8059 Low carbon,Dark 20.3598 20.3598 20.3598 Phloroglucinol 10.097993333333333 8.11938 12.1642 Silicon starvation,12h 29.9412 29.9412 29.9412