condition mean min max 12pM Fe,Midday 7.06078 7.06078 7.06078 12pM Fe,Midnight 27.1749 26.034 28.3158 58pM Fe,Midday 10.2235 10.2235 10.2235 58pM Fe,Midnight 14.093314285714285 0.0 18.9616 233pM Fe,Midnight 39.34556666666667 35.9774 42.2688 1160pM Fe,Midday 5.924012857142857 3.18434 9.24308 1160pM Fe,Midnight 12.231730833333334 4.45228 30.2489 High carbon,Dark 31.358727333333334 3.14908 99.7006 High carbon,Light 20.433118153846152 0.900436 49.077 Low carbon,Dark 37.5497 37.5497 37.5497 Phloroglucinol 39.687666666666665 30.5691 48.6978 Silicon starvation,12h 66.4691 66.4691 66.4691