condition mean min max 12pM Fe,Midday 50.6927 50.6927 50.6927 12pM Fe,Midnight 52.8656 52.1069 53.6243 58pM Fe,Midday 40.0904 40.0904 40.0904 58pM Fe,Midnight 44.661942857142854 38.4586 66.0095 233pM Fe,Midnight 24.420466666666666 23.8464 24.9205 1160pM Fe,Midday 33.118942857142855 31.4921 34.0579 1160pM Fe,Midnight 27.311983333333334 19.8418 36.6294 High carbon,Dark 24.209426666666666 11.392 45.2703 High carbon,Light 13.184602153846154 0.303894 22.5077 Low carbon,Dark 10.8625 10.8625 10.8625 Phloroglucinol 57.07083333333333 50.8673 68.3782 Silicon starvation,12h 10.5651 10.5651 10.5651