condition mean min max 12pM Fe,Midday 45.548 45.548 45.548 12pM Fe,Midnight 49.491299999999995 48.6025 50.3801 58pM Fe,Midday 40.6968 40.6968 40.6968 58pM Fe,Midnight 40.67198571428571 34.9493 52.7417 233pM Fe,Midnight 23.592333333333332 23.5612 23.6365 1160pM Fe,Midday 23.55934285714286 20.1749 26.9512 1160pM Fe,Midnight 22.68875 18.1304 30.1056 High carbon,Dark 21.31178 10.1032 34.3806 High carbon,Light 17.471556153846155 3.84315 29.5822 Low carbon,Dark 19.0459 19.0459 19.0459 Phloroglucinol 27.2545 22.1267 36.187 Silicon starvation,12h 26.3375 26.3375 26.3375