condition mean min max 12pM Fe,Midday 51.8841 51.8841 51.8841 12pM Fe,Midnight 56.0829 49.4136 62.7522 58pM Fe,Midday 33.828 33.828 33.828 58pM Fe,Midnight 36.6735 0.0 49.9498 233pM Fe,Midnight 26.206633333333333 24.6678 27.5358 1160pM Fe,Midday 32.91534285714286 25.9121 40.7912 1160pM Fe,Midnight 20.43735 14.7824 28.2475 High carbon,Dark 35.61062 13.9864 76.1059 High carbon,Light 23.144094615384617 2.1435 43.5291 Low carbon,Dark 37.2738 37.2738 37.2738 Phloroglucinol 19.625433333333334 14.0315 29.7673 Silicon starvation,12h 25.688 25.688 25.688