condition mean min max 12pM Fe,Midday 53.0848 53.0848 53.0848 12pM Fe,Midnight 30.64345 30.1866 31.1003 58pM Fe,Midday 42.6148 42.6148 42.6148 58pM Fe,Midnight 28.525728571428573 24.3201 42.6944 233pM Fe,Midnight 31.848133333333333 29.2016 33.8824 1160pM Fe,Midday 51.2692 49.4316 52.5933 1160pM Fe,Midnight 23.720566666666667 20.4539 27.816 High carbon,Dark 39.305506666666666 21.2698 60.0881 High carbon,Light 41.91453846153846 17.6763 82.0472 Low carbon,Dark 25.9563 25.9563 25.9563 Phloroglucinol 60.088966666666664 48.0903 71.2987 Silicon starvation,12h 42.9137 42.9137 42.9137