condition mean min max 12pM Fe,Midday 33.2676 33.2676 33.2676 12pM Fe,Midnight 24.8554 22.204 27.5068 58pM Fe,Midday 26.8006 26.8006 26.8006 58pM Fe,Midnight 14.917957142857144 0.0 22.9767 233pM Fe,Midnight 16.805733333333333 15.5625 18.9296 1160pM Fe,Midday 25.612057142857143 22.0613 28.9506 1160pM Fe,Midnight 34.01991666666667 10.3497 49.0103 High carbon,Dark 26.621154666666666 6.0899 128.67 High carbon,Light 22.16180230769231 4.09241 54.2611 Low carbon,Dark 17.7506 17.7506 17.7506 Phloroglucinol 51.3328 43.1636 55.694 Silicon starvation,12h 63.2825 63.2825 63.2825