condition mean min max 12pM Fe,Midday 11.8282 11.8282 11.8282 12pM Fe,Midnight 41.7007 27.8387 55.5627 58pM Fe,Midday 13.2204 13.2204 13.2204 58pM Fe,Midnight 23.987971428571427 0.0 38.9732 233pM Fe,Midnight 50.582366666666665 48.0895 52.8694 1160pM Fe,Midday 16.408342857142856 12.7284 19.9738 1160pM Fe,Midnight 28.233249999999998 15.5153 48.7726 High carbon,Dark 46.81102666666666 23.914 88.8568 High carbon,Light 101.67045384615385 17.7827 216.723 Low carbon,Dark 33.3827 33.3827 33.3827 Phloroglucinol 18.042013333333333 5.51374 27.157 Silicon starvation,12h 29.7531 29.7531 29.7531