condition mean min max 12pM Fe,Midday 91.1388 91.1388 91.1388 12pM Fe,Midnight 33.844800000000006 32.6255 35.0641 58pM Fe,Midday 61.7999 61.7999 61.7999 58pM Fe,Midnight 16.4255 0.0 24.2357 233pM Fe,Midnight 24.4662 24.2711 24.7413 1160pM Fe,Midday 72.08748571428572 68.6334 78.9829 1160pM Fe,Midnight 5.521449166666667 2.89315 11.437 High carbon,Dark 22.334166666666665 4.20501 46.7948 High carbon,Light 25.385496153846155 7.00322 60.8627 Low carbon,Dark 26.7914 26.7914 26.7914 Phloroglucinol 10.823993333333334 6.02668 15.0564 Silicon starvation,12h 22.8006 22.8006 22.8006