condition mean min max 12pM Fe,Midday 25.8682 25.8682 25.8682 12pM Fe,Midnight 24.85115 23.2207 26.4816 58pM Fe,Midday 19.8494 19.8494 19.8494 58pM Fe,Midnight 29.543628571428574 0.0 41.1009 233pM Fe,Midnight 23.583933333333334 23.2839 24.1787 1160pM Fe,Midday 16.010542857142855 12.1152 18.0467 1160pM Fe,Midnight 18.578375 12.5465 27.0501 High carbon,Dark 14.412632666666667 2.56247 30.7236 High carbon,Light 8.546786384615384 0.237953 22.5504 Low carbon,Dark 16.0915 16.0915 16.0915 Phloroglucinol 8.603883333333334 5.952 10.2215 Silicon starvation,12h 29.7814 29.7814 29.7814