condition mean min max 12pM Fe,Midday 41.6969 41.6969 41.6969 12pM Fe,Midnight 42.5201 40.4962 44.544 58pM Fe,Midday 42.6889 42.6889 42.6889 58pM Fe,Midnight 33.40575714285714 0.0 43.3412 233pM Fe,Midnight 40.28366666666667 39.0569 41.6339 1160pM Fe,Midday 31.2448 23.8269 38.4645 1160pM Fe,Midnight 34.983866666666664 26.6671 44.3104 High carbon,Dark 58.71655333333334 21.7456 94.736 High carbon,Light 43.8511 23.8065 60.0502 Low carbon,Dark 58.7965 58.7965 58.7965 Phloroglucinol 61.409733333333335 45.5337 76.0098 Silicon starvation,12h 41.1743 41.1743 41.1743