condition mean min max 12pM Fe,Midday 27.3327 27.3327 27.3327 12pM Fe,Midnight 14.87085 11.6531 18.0886 58pM Fe,Midday 38.9477 38.9477 38.9477 58pM Fe,Midnight 41.733314285714286 0.0 125.784 233pM Fe,Midnight 24.0538 21.6643 26.0721 1160pM Fe,Midday 71.42832857142857 44.1046 203.927 1160pM Fe,Midnight 24.404083333333332 15.869 43.8839 High carbon,Dark 13.834174666666666 3.11718 30.7747 High carbon,Light 9.084741461538462 0.497949 25.3436 Low carbon,Dark 5.76814 5.76814 5.76814 Phloroglucinol 45.5674 21.7657 71.6236 Silicon starvation,12h 26.0537 26.0537 26.0537