condition mean min max 12pM Fe,Midday 26.3858 26.3858 26.3858 12pM Fe,Midnight 18.4501 17.8259 19.0743 58pM Fe,Midday 19.646 19.646 19.646 58pM Fe,Midnight 14.0997 0.0 17.7177 233pM Fe,Midnight 10.14202 8.01574 12.8358 1160pM Fe,Midday 12.913447142857143 9.96373 14.8988 1160pM Fe,Midnight 10.824716666666667 4.66577 17.3327 High carbon,Dark 9.424474 1.15124 24.8569 High carbon,Light 6.796840923076923 0.871754 17.9525 Low carbon,Dark 7.84317 7.84317 7.84317 Phloroglucinol 9.522496666666667 7.05721 13.3729 Silicon starvation,12h 20.6882 20.6882 20.6882