condition mean min max 12pM Fe,Midday 19.9611 19.9611 19.9611 12pM Fe,Midnight 22.427 21.3371 23.5169 58pM Fe,Midday 25.1969 25.1969 25.1969 58pM Fe,Midnight 11.897314285714286 0.0 15.3479 233pM Fe,Midnight 12.7658 11.8435 13.4744 1160pM Fe,Midday 14.1661 12.6916 16.6387 1160pM Fe,Midnight 14.4167225 6.67928 18.3961 High carbon,Dark 12.272052666666667 5.30359 24.2095 High carbon,Light 10.609633076923076 4.10888 16.3612 Low carbon,Dark 12.4754 12.4754 12.4754 Phloroglucinol 14.392833333333332 10.5018 18.0693 Silicon starvation,12h 23.1911 23.1911 23.1911