condition mean min max 12pM Fe,Midday 10.9007 10.9007 10.9007 12pM Fe,Midnight 7.21758 5.82133 8.61383 58pM Fe,Midday 6.51718 6.51718 6.51718 58pM Fe,Midnight 4.120102857142857 0.0 5.83503 233pM Fe,Midnight 4.9102033333333335 4.66356 5.20494 1160pM Fe,Midday 5.576732857142857 4.51774 6.5993 1160pM Fe,Midnight 1.5716546666666666 0.494327 2.85871 High carbon,Dark 9.018881466666667 0.466942 16.9409 High carbon,Light 5.135431538461539 0.42078 11.007 Low carbon,Dark 7.42039 7.42039 7.42039 Phloroglucinol 3.9227366666666668 3.5126 4.56337 Silicon starvation,12h 17.7683 17.7683 17.7683