condition mean min max 12pM Fe,Midday 29.012 29.012 29.012 12pM Fe,Midnight 28.5918 28.0526 29.131 58pM Fe,Midday 24.1958 24.1958 24.1958 58pM Fe,Midnight 16.631228571428572 0.0 20.8766 233pM Fe,Midnight 15.094666666666667 12.8165 16.8918 1160pM Fe,Midday 18.206285714285713 16.3963 22.1422 1160pM Fe,Midnight 5.935690833333333 3.09967 9.5287 High carbon,Dark 14.940407333333333 4.22337 30.3061 High carbon,Light 10.720080461538462 0.785276 22.4746 Low carbon,Dark 11.3795 11.3795 11.3795 Phloroglucinol 9.404963333333333 7.37895 12.2685 Silicon starvation,12h 29.0294 29.0294 29.0294