condition mean min max 12pM Fe,Midday 30.3391 30.3391 30.3391 12pM Fe,Midnight 20.8844 19.9075 21.8613 58pM Fe,Midday 18.5361 18.5361 18.5361 58pM Fe,Midnight 13.604057142857144 0.0 17.999 233pM Fe,Midnight 13.942366666666667 12.0903 16.4658 1160pM Fe,Midday 13.622342857142858 10.793 17.4812 1160pM Fe,Midnight 7.693395 4.57858 11.4225 High carbon,Dark 11.937659333333334 3.23053 27.1556 High carbon,Light 12.951056153846155 3.4021 27.7587 Low carbon,Dark 7.62975 7.62975 7.62975 Phloroglucinol 17.808333333333334 12.4479 23.6229 Silicon starvation,12h 30.825 30.825 30.825