condition mean min max 12pM Fe,Midday 1.11274 1.11274 1.11274 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.656401 0.656401 0.656401 58pM Fe,Midnight 0.6057391428571428 0.0 1.17359 233pM Fe,Midnight 0.46091966666666667 0.0 0.692978 1160pM Fe,Midday 0.12539171428571427 0.0 0.301106 1160pM Fe,Midnight 0.5076836666666666 0.0 1.61346 High carbon,Dark 11.593811733333334 0.0 31.5788 High carbon,Light 3.200807076923077 0.0 8.92842 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 6.914786666666667 3.98647 11.877 Silicon starvation,12h 1.26622 1.26622 1.26622