condition mean min max 12pM Fe,Midday 140.438 140.438 140.438 12pM Fe,Midnight 77.72579999999999 71.6368 83.8148 58pM Fe,Midday 110.564 110.564 110.564 58pM Fe,Midnight 47.04051428571429 0.0 59.3649 233pM Fe,Midnight 27.405833333333334 21.6157 32.7965 1160pM Fe,Midday 57.41061428571429 51.7147 62.2189 1160pM Fe,Midnight 30.021191666666667 19.2736 40.3986 High carbon,Dark 43.56541333333333 17.5005 65.5141 High carbon,Light 30.519484615384616 14.4608 48.6895 Low carbon,Dark 47.7239 47.7239 47.7239 Phloroglucinol 22.336833333333335 15.392 27.6492 Silicon starvation,12h 20.356 20.356 20.356