condition mean min max 12pM Fe,Midday 4.56818 4.56818 4.56818 12pM Fe,Midnight 33.239450000000005 31.219 35.2599 58pM Fe,Midday 0.962414 0.962414 0.962414 58pM Fe,Midnight 26.030414285714286 0.0 43.8539 233pM Fe,Midnight 41.56923333333334 40.9079 42.1319 1160pM Fe,Midday 4.345114285714286 2.73703 6.47491 1160pM Fe,Midnight 52.871225 48.437 59.6061 High carbon,Dark 25.650984 8.61936 49.025 High carbon,Light 17.32694769230769 2.17483 48.1123 Low carbon,Dark 11.3114 11.3114 11.3114 Phloroglucinol 26.364566666666665 24.602 27.3986 Silicon starvation,12h 33.4177 33.4177 33.4177