condition mean min max 12pM Fe,Midday 14.2103 14.2103 14.2103 12pM Fe,Midnight 25.631149999999998 19.8114 31.4509 58pM Fe,Midday 2.25686 2.25686 2.25686 58pM Fe,Midnight 30.12752857142857 0.0 68.2779 233pM Fe,Midnight 24.3763 22.8128 26.3223 1160pM Fe,Midday 6.53212 4.30705 9.12198 1160pM Fe,Midnight 13.4133275 5.27284 28.5463 High carbon,Dark 8.164648133333333 0.577497 28.0934 High carbon,Light 2.3944785384615384 0.0 7.46568 Low carbon,Dark 5.32874 5.32874 5.32874 Phloroglucinol 1.778044 0.228322 3.72365 Silicon starvation,12h 11.1949 11.1949 11.1949