condition mean min max 12pM Fe,Midday 13.3528 13.3528 13.3528 12pM Fe,Midnight 92.05395 76.1029 108.005 58pM Fe,Midday 18.3792 18.3792 18.3792 58pM Fe,Midnight 83.49991428571428 0.0 135.715 233pM Fe,Midnight 46.68526666666667 37.8828 54.2628 1160pM Fe,Midday 7.002262857142857 4.8177 10.6821 1160pM Fe,Midnight 66.931475 51.6409 80.4459 High carbon,Dark 60.797590666666665 7.05446 120.421 High carbon,Light 45.4272 22.107 118.25 Low carbon,Dark 19.287 19.287 19.287 Phloroglucinol 12.727146666666666 7.43754 20.6358 Silicon starvation,12h 27.8569 27.8569 27.8569