condition mean min max 12pM Fe,Midday 17.6348 17.6348 17.6348 12pM Fe,Midnight 21.392249999999997 19.9442 22.8403 58pM Fe,Midday 21.0656 21.0656 21.0656 58pM Fe,Midnight 24.532357142857144 12.7249 78.3618 233pM Fe,Midnight 21.4263 18.584 23.8673 1160pM Fe,Midday 15.995771428571429 13.1226 19.4754 1160pM Fe,Midnight 10.287385 7.67263 12.6973 High carbon,Dark 16.831282666666667 6.63814 23.5391 High carbon,Light 11.280056923076923 2.98599 28.744 Low carbon,Dark 12.8952 12.8952 12.8952 Phloroglucinol 17.5981 16.1613 19.0732 Silicon starvation,12h 33.3619 33.3619 33.3619