condition mean min max 12pM Fe,Midday 14.9947 14.9947 14.9947 12pM Fe,Midnight 12.5395 12.2697 12.8093 58pM Fe,Midday 14.2157 14.2157 14.2157 58pM Fe,Midnight 13.7365 0.0 18.3897 233pM Fe,Midnight 22.514 21.011 23.7358 1160pM Fe,Midday 15.438457142857143 12.9952 19.5632 1160pM Fe,Midnight 29.480783333333335 25.0149 34.7302 High carbon,Dark 20.107213333333334 9.04311 32.2533 High carbon,Light 13.327344538461539 0.500819 26.1537 Low carbon,Dark 11.8928 11.8928 11.8928 Phloroglucinol 8.54795 6.77138 9.50791 Silicon starvation,12h 37.2746 37.2746 37.2746