condition mean min max 12pM Fe,Midday 55.5345 55.5345 55.5345 12pM Fe,Midnight 45.51735 43.2769 47.7578 58pM Fe,Midday 52.447 52.447 52.447 58pM Fe,Midnight 37.21228571428571 0.0 52.827 233pM Fe,Midnight 34.605666666666664 30.1224 41.2362 1160pM Fe,Midday 46.65848571428571 36.5873 53.3311 1160pM Fe,Midnight 26.521891666666665 18.1908 36.4907 High carbon,Dark 41.73764666666667 13.0534 81.286 High carbon,Light 47.879156153846154 1.88619 91.8103 Low carbon,Dark 34.7083 34.7083 34.7083 Phloroglucinol 36.9246 27.7726 46.2032 Silicon starvation,12h 67.7521 67.7521 67.7521