condition mean min max 12pM Fe,Midday 58.1915 58.1915 58.1915 12pM Fe,Midnight 44.682050000000004 41.7553 47.6088 58pM Fe,Midday 62.4013 62.4013 62.4013 58pM Fe,Midnight 27.800214285714286 21.5932 30.2769 233pM Fe,Midnight 22.6706 21.8018 24.2103 1160pM Fe,Midday 36.45124285714286 32.6727 38.6597 1160pM Fe,Midnight 23.111133333333335 16.7652 29.0668 High carbon,Dark 17.82875 6.25776 33.605 High carbon,Light 15.71842076923077 1.64562 34.3486 Low carbon,Dark 15.0031 15.0031 15.0031 Phloroglucinol 147.15166666666667 137.147 154.302 Silicon starvation,12h 20.1489 20.1489 20.1489