condition mean min max 12pM Fe,Midday 36.0315 36.0315 36.0315 12pM Fe,Midnight 23.06935 19.1765 26.9622 58pM Fe,Midday 30.1944 30.1944 30.1944 58pM Fe,Midnight 16.268742857142858 0.0 20.4324 233pM Fe,Midnight 22.528566666666666 22.2044 22.8353 1160pM Fe,Midday 22.773914285714287 18.0008 28.9062 1160pM Fe,Midnight 12.833158333333333 10.3596 14.7758 High carbon,Dark 16.064682666666666 5.30812 34.6004 High carbon,Light 16.31006923076923 2.37857 30.8461 Low carbon,Dark 11.3655 11.3655 11.3655 Phloroglucinol 25.053033333333335 22.047 26.7143 Silicon starvation,12h 40.278 40.278 40.278