condition mean min max 12pM Fe,Midday 129.747 129.747 129.747 12pM Fe,Midnight 36.258849999999995 26.0109 46.5068 58pM Fe,Midday 217.163 217.163 217.163 58pM Fe,Midnight 9.281224285714286 0.0 15.7064 233pM Fe,Midnight 24.26043333333333 22.2704 26.2851 1160pM Fe,Midday 78.91122857142858 66.9046 87.069 1160pM Fe,Midnight 3.7917033333333334 1.20475 7.30325 High carbon,Dark 84.61644666666668 26.1815 287.802 High carbon,Light 91.99005384615384 17.1313 166.16 Low carbon,Dark 105.417 105.417 105.417 Phloroglucinol 17.969666666666665 15.3186 21.5501 Silicon starvation,12h 145.865 145.865 145.865