condition mean min max 12pM Fe,Midday 17.9528 17.9528 17.9528 12pM Fe,Midnight 137.181 121.075 153.287 58pM Fe,Midday 10.7408 10.7408 10.7408 58pM Fe,Midnight 144.58127142857143 99.7619 217.568 233pM Fe,Midnight 60.62526666666667 59.2487 63.2309 1160pM Fe,Midday 14.0507 12.73 18.6152 1160pM Fe,Midnight 58.33838333333333 25.7823 117.618 High carbon,Dark 30.75254 13.0112 64.345 High carbon,Light 17.592222307692307 1.32113 48.5766 Low carbon,Dark 10.4425 10.4425 10.4425 Phloroglucinol 48.39163333333333 39.5657 53.3728 Silicon starvation,12h 42.4834 42.4834 42.4834