condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.10057657142857143 0.0 0.704036 233pM Fe,Midnight 0.18822466666666668 0.0 0.564674 1160pM Fe,Midday 0.21746785714285716 0.0 0.769117 1160pM Fe,Midnight 0.11918683333333334 0.0 0.76983 High carbon,Dark 0.354424 0.0 3.67108 High carbon,Light 2.483453076923077 0.0 26.5228 Low carbon,Dark 1.48021 1.48021 1.48021 Phloroglucinol 0.0 0.0 0.0 Silicon starvation,12h 2.59142 2.59142 2.59142