condition mean min max 12pM Fe,Midday 51.5258 51.5258 51.5258 12pM Fe,Midnight 34.9697 32.4155 37.5239 58pM Fe,Midday 38.5566 38.5566 38.5566 58pM Fe,Midnight 26.420385714285715 0.0 37.3654 233pM Fe,Midnight 26.189233333333334 25.2371 26.9862 1160pM Fe,Midday 34.88914285714286 30.726 41.4745 1160pM Fe,Midnight 18.2851 13.9452 23.0419 High carbon,Dark 32.20816 11.1072 45.8945 High carbon,Light 39.25563076923077 11.9838 85.2723 Low carbon,Dark 25.8418 25.8418 25.8418 Phloroglucinol 32.634100000000004 27.9027 36.1952 Silicon starvation,12h 59.9 59.9 59.9