condition mean min max 12pM Fe,Midday 17.0166 17.0166 17.0166 12pM Fe,Midnight 22.50685 21.6775 23.3362 58pM Fe,Midday 7.77674 7.77674 7.77674 58pM Fe,Midnight 14.582571428571429 0.0 19.1352 233pM Fe,Midnight 22.336833333333335 21.1948 23.4435 1160pM Fe,Midday 10.05386 7.73644 11.2196 1160pM Fe,Midnight 10.858881666666667 5.94822 18.1666 High carbon,Dark 13.059915333333334 3.85289 19.9477 High carbon,Light 8.609443923076924 0.660521 19.0025 Low carbon,Dark 6.9888 6.9888 6.9888 Phloroglucinol 5.666206666666667 4.72889 6.87962 Silicon starvation,12h 37.0254 37.0254 37.0254