condition mean min max 12pM Fe,Midday 156.032 156.032 156.032 12pM Fe,Midnight 77.06665000000001 66.4561 87.6772 58pM Fe,Midday 159.919 159.919 159.919 58pM Fe,Midnight 64.7592 0.0 88.0866 233pM Fe,Midnight 97.0024 94.0504 99.5408 1160pM Fe,Midday 105.81352857142858 93.0144 119.844 1160pM Fe,Midnight 178.95583333333332 154.135 204.342 High carbon,Dark 144.62442666666666 93.4404 211.566 High carbon,Light 171.70055384615384 50.981 316.195 Low carbon,Dark 143.336 143.336 143.336 Phloroglucinol 213.523 150.591 335.596 Silicon starvation,12h 193.392 193.392 193.392