condition mean min max 12pM Fe,Midday 56.7927 56.7927 56.7927 12pM Fe,Midnight 54.23565 51.7177 56.7536 58pM Fe,Midday 28.6415 28.6415 28.6415 58pM Fe,Midnight 32.413085714285714 0.0 41.2278 233pM Fe,Midnight 38.05063333333334 33.3515 43.0493 1160pM Fe,Midday 39.935871428571424 33.79 49.4359 1160pM Fe,Midnight 19.667983333333332 12.683 26.2266 High carbon,Dark 32.17578666666667 11.8176 48.9707 High carbon,Light 23.418086153846154 5.89004 42.0186 Low carbon,Dark 37.297 37.297 37.297 Phloroglucinol 25.731566666666666 19.5341 36.0867 Silicon starvation,12h 46.2097 46.2097 46.2097