condition mean min max 12pM Fe,Midday 36.2124 36.2124 36.2124 12pM Fe,Midnight 15.5016 15.3611 15.6421 58pM Fe,Midday 26.9831 26.9831 26.9831 58pM Fe,Midnight 9.60498 0.0 15.0989 233pM Fe,Midnight 7.271166666666667 4.72589 10.5594 1160pM Fe,Midday 23.139185714285713 18.669 30.5753 1160pM Fe,Midnight 2.0246858333333333 1.12875 3.19792 High carbon,Dark 9.10055 2.33759 18.0727 High carbon,Light 9.28574923076923 3.36612 19.9376 Low carbon,Dark 6.19409 6.19409 6.19409 Phloroglucinol 12.756033333333333 11.1459 14.2835 Silicon starvation,12h 20.8748 20.8748 20.8748