condition mean min max 12pM Fe,Midday 42.8874 42.8874 42.8874 12pM Fe,Midnight 49.0025 48.992 49.013 58pM Fe,Midday 37.3589 37.3589 37.3589 58pM Fe,Midnight 33.83407142857143 0.0 45.3412 233pM Fe,Midnight 22.691 21.727 23.693 1160pM Fe,Midday 32.84441428571429 28.4015 35.823 1160pM Fe,Midnight 19.915775 12.365 24.3904 High carbon,Dark 19.952406 9.70014 35.924 High carbon,Light 16.252275384615384 2.35477 43.9438 Low carbon,Dark 13.3603 13.3603 13.3603 Phloroglucinol 73.93676666666667 67.8559 79.1796 Silicon starvation,12h 43.2402 43.2402 43.2402