condition mean min max 12pM Fe,Midday 3.15764 3.15764 3.15764 12pM Fe,Midnight 25.218600000000002 24.7381 25.6991 58pM Fe,Midday 2.04895 2.04895 2.04895 58pM Fe,Midnight 40.72067142857143 0.0 61.3715 233pM Fe,Midnight 38.5638 38.2999 38.8707 1160pM Fe,Midday 30.2515 24.2518 37.9433 1160pM Fe,Midnight 47.29513333333333 39.6421 55.0878 High carbon,Dark 20.586714666666666 3.24663 43.9631 High carbon,Light 22.077919230769233 3.22217 57.4359 Low carbon,Dark 13.6828 13.6828 13.6828 Phloroglucinol 11.618463333333334 3.51379 16.3698 Silicon starvation,12h 14.3728 14.3728 14.3728