condition mean min max 12pM Fe,Midday 15.7919 15.7919 15.7919 12pM Fe,Midnight 42.1781 41.3405 43.0157 58pM Fe,Midday 9.15498 9.15498 9.15498 58pM Fe,Midnight 38.459628571428574 0.0 49.8815 233pM Fe,Midnight 59.586533333333335 57.6517 60.6841 1160pM Fe,Midday 3.6012914285714284 2.14112 4.50239 1160pM Fe,Midnight 27.04479166666667 16.4464 37.1013 High carbon,Dark 51.521677333333336 7.76766 75.7691 High carbon,Light 16.778953846153847 1.08504 32.6096 Low carbon,Dark 53.9771 53.9771 53.9771 Phloroglucinol 20.159 14.3316 26.8534 Silicon starvation,12h 24.1668 24.1668 24.1668