condition mean min max 12pM Fe,Midday 22.2481 22.2481 22.2481 12pM Fe,Midnight 18.836350000000003 18.251 19.4217 58pM Fe,Midday 11.7383 11.7383 11.7383 58pM Fe,Midnight 12.449357142857144 0.0 16.2222 233pM Fe,Midnight 12.902266666666666 11.5319 13.9628 1160pM Fe,Midday 13.735842857142856 11.9009 15.1451 1160pM Fe,Midnight 5.069274166666666 2.78423 10.2303 High carbon,Dark 7.667364666666667 3.13672 15.3842 High carbon,Light 6.027532307692308 1.13894 14.8686 Low carbon,Dark 4.94007 4.94007 4.94007 Phloroglucinol 7.261973333333333 5.94079 9.69713 Silicon starvation,12h 28.2261 28.2261 28.2261