condition mean min max 12pM Fe,Midday 45.0162 45.0162 45.0162 12pM Fe,Midnight 36.98605 33.3323 40.6398 58pM Fe,Midday 41.7444 41.7444 41.7444 58pM Fe,Midnight 25.177642857142857 0.0 35.2585 233pM Fe,Midnight 25.060233333333333 23.7148 26.0162 1160pM Fe,Midday 39.16614285714286 36.3009 42.9759 1160pM Fe,Midnight 27.938166666666667 13.5768 45.7486 High carbon,Dark 26.39595733333333 9.43226 37.3345 High carbon,Light 26.778655615384615 0.848053 65.3313 Low carbon,Dark 24.5783 24.5783 24.5783 Phloroglucinol 49.45316666666667 44.9077 54.8712 Silicon starvation,12h 51.2257 51.2257 51.2257