condition mean min max 12pM Fe,Midday 58.1928 58.1928 58.1928 12pM Fe,Midnight 52.971900000000005 51.7836 54.1602 58pM Fe,Midday 46.1833 46.1833 46.1833 58pM Fe,Midnight 88.52747142857143 26.3298 426.531 233pM Fe,Midnight 19.275166666666667 14.5038 21.6697 1160pM Fe,Midday 28.45192857142857 25.325 31.7457 1160pM Fe,Midnight 18.035108333333334 10.6109 28.4343 High carbon,Dark 18.147603333333333 8.55759 30.045 High carbon,Light 13.915334615384616 6.35732 21.4053 Low carbon,Dark 9.74857 9.74857 9.74857 Phloroglucinol 20.431 17.8264 21.8039 Silicon starvation,12h 45.7394 45.7394 45.7394