condition mean min max 12pM Fe,Midday 29.8969 29.8969 29.8969 12pM Fe,Midnight 20.907449999999997 19.7275 22.0874 58pM Fe,Midday 21.7136 21.7136 21.7136 58pM Fe,Midnight 15.600942857142858 11.3365 18.0737 233pM Fe,Midnight 10.407133333333334 10.2071 10.8039 1160pM Fe,Midday 17.635928571428572 16.5388 19.5346 1160pM Fe,Midnight 13.169066666666666 11.0283 15.6239 High carbon,Dark 14.065376666666667 6.46958 25.2713 High carbon,Light 12.839915923076923 0.603922 19.7269 Low carbon,Dark 6.89207 6.89207 6.89207 Phloroglucinol 15.179933333333333 11.3504 19.1086 Silicon starvation,12h 7.15797 7.15797 7.15797