condition mean min max 12pM Fe,Midday 3.93285 3.93285 3.93285 12pM Fe,Midnight 1.8070149999999998 1.56903 2.045 58pM Fe,Midday 3.6733 3.6733 3.6733 58pM Fe,Midnight 1.3235365714285714 0.0 2.03836 233pM Fe,Midnight 0.6811586666666667 0.415033 0.948094 1160pM Fe,Midday 2.305252857142857 1.43947 4.12364 1160pM Fe,Midnight 3.62647125 0.628173 7.24074 High carbon,Dark 4.074215 0.346295 7.49806 High carbon,Light 4.47371923076923 0.0 9.64134 Low carbon,Dark 1.7752 1.7752 1.7752 Phloroglucinol 26.377476666666666 6.49233 62.3717 Silicon starvation,12h 4.47533 4.47533 4.47533