condition mean min max 12pM Fe,Midday 61.9648 61.9648 61.9648 12pM Fe,Midnight 38.199799999999996 33.4222 42.9774 58pM Fe,Midday 44.4201 44.4201 44.4201 58pM Fe,Midnight 24.129714285714286 0.0 32.2799 233pM Fe,Midnight 14.3294 13.5436 14.8076 1160pM Fe,Midday 21.8793 17.6289 25.8617 1160pM Fe,Midnight 19.47909166666667 13.0505 25.8775 High carbon,Dark 24.726870933333334 0.465014 57.4726 High carbon,Light 25.994665384615384 1.0158 73.0206 Low carbon,Dark 25.7666 25.7666 25.7666 Phloroglucinol 2.21262 1.33454 3.06295 Silicon starvation,12h 0.241732 0.241732 0.241732