condition mean min max 12pM Fe,Midday 128.825 128.825 128.825 12pM Fe,Midnight 26.84985 26.5587 27.141 58pM Fe,Midday 132.718 132.718 132.718 58pM Fe,Midnight 19.98542857142857 18.6532 21.4178 233pM Fe,Midnight 33.617666666666665 32.4477 34.802 1160pM Fe,Midday 85.20937142857143 81.5099 88.9987 1160pM Fe,Midnight 80.506925 53.1374 105.815 High carbon,Dark 146.93982666666668 46.1881 340.331 High carbon,Light 158.23312284615383 0.438821 489.501 Low carbon,Dark 39.2175 39.2175 39.2175 Phloroglucinol 69.25246666666666 47.9594 91.5573 Silicon starvation,12h 57.2616 57.2616 57.2616