condition mean min max 12pM Fe,Midday 33.5487 33.5487 33.5487 12pM Fe,Midnight 47.30135 43.2287 51.374 58pM Fe,Midday 23.6035 23.6035 23.6035 58pM Fe,Midnight 47.73291428571429 44.0135 58.1761 233pM Fe,Midnight 47.27623333333334 45.1441 49.2261 1160pM Fe,Midday 13.184671428571429 11.0268 16.1726 1160pM Fe,Midnight 43.114891666666665 32.113 59.205 High carbon,Dark 37.49749333333333 11.672 59.9995 High carbon,Light 21.536303076923076 3.21397 39.9354 Low carbon,Dark 27.9225 27.9225 27.9225 Phloroglucinol 14.261833333333334 12.8186 15.275 Silicon starvation,12h 36.314 36.314 36.314