condition mean min max 12pM Fe,Midday 62.6711 62.6711 62.6711 12pM Fe,Midnight 56.976 54.9985 58.9535 58pM Fe,Midday 49.0061 49.0061 49.0061 58pM Fe,Midnight 52.606857142857145 45.0176 74.0157 233pM Fe,Midnight 14.350466666666668 12.1287 16.338 1160pM Fe,Midday 20.529585714285712 15.5546 24.5539 1160pM Fe,Midnight 14.555291666666667 10.2057 20.0451 High carbon,Dark 25.497475333333334 7.99813 42.5102 High carbon,Light 16.75874076923077 3.43212 34.434 Low carbon,Dark 16.9166 16.9166 16.9166 Phloroglucinol 69.86449999999999 56.866 79.0123 Silicon starvation,12h 15.045 15.045 15.045