condition mean min max 12pM Fe,Midday 3.70526 3.70526 3.70526 12pM Fe,Midnight 17.1247 15.0782 19.1712 58pM Fe,Midday 3.27859 3.27859 3.27859 58pM Fe,Midnight 15.527157142857142 0.0 19.6007 233pM Fe,Midnight 22.527366666666666 21.8703 23.5769 1160pM Fe,Midday 3.187454285714286 2.72041 3.92699 1160pM Fe,Midnight 20.94461666666667 11.2307 31.9806 High carbon,Dark 27.091893333333335 11.0371 46.9757 High carbon,Light 18.559952615384613 0.451974 54.0592 Low carbon,Dark 10.9947 10.9947 10.9947 Phloroglucinol 8.824259999999999 4.88878 11.0854 Silicon starvation,12h 18.332 18.332 18.332