condition mean min max 12pM Fe,Midday 21.7117 21.7117 21.7117 12pM Fe,Midnight 22.3637 13.282 31.4454 58pM Fe,Midday 27.1222 27.1222 27.1222 58pM Fe,Midnight 14.53811 0.0 25.6646 233pM Fe,Midnight 19.9255 13.7474 23.8613 1160pM Fe,Midday 20.107685714285715 11.0477 31.6792 1160pM Fe,Midnight 6.630716666666666 1.09799 12.8516 High carbon,Dark 20.949958666666667 6.39618 46.3237 High carbon,Light 14.02649923076923 2.36486 31.6355 Low carbon,Dark 20.7534 20.7534 20.7534 Phloroglucinol 46.999833333333335 34.7202 58.4221 Silicon starvation,12h 73.3932 73.3932 73.3932