condition mean min max 12pM Fe,Midday 28.4171 28.4171 28.4171 12pM Fe,Midnight 19.52555 19.2947 19.7564 58pM Fe,Midday 28.0541 28.0541 28.0541 58pM Fe,Midnight 11.067985714285715 0.0 17.6367 233pM Fe,Midnight 13.361133333333333 11.2619 15.1408 1160pM Fe,Midday 20.891142857142857 16.6994 23.2702 1160pM Fe,Midnight 4.282846666666667 2.22096 7.49177 High carbon,Dark 14.166385333333332 4.10072 24.477 High carbon,Light 13.400565384615385 1.10609 29.7711 Low carbon,Dark 8.77741 8.77741 8.77741 Phloroglucinol 6.379169999999999 4.85643 7.72087 Silicon starvation,12h 24.1859 24.1859 24.1859