condition mean min max 12pM Fe,Midday 69.3997 69.3997 69.3997 12pM Fe,Midnight 42.1518 38.9806 45.323 58pM Fe,Midday 78.7994 78.7994 78.7994 58pM Fe,Midnight 20.771428571428572 0.0 26.5036 233pM Fe,Midnight 44.294066666666666 43.7773 44.7365 1160pM Fe,Midday 60.79192857142857 51.6807 67.8154 1160pM Fe,Midnight 26.371883333333333 22.0048 29.622 High carbon,Dark 65.45589333333334 15.6408 170.642 High carbon,Light 84.99119999999999 15.1548 170.815 Low carbon,Dark 55.6794 55.6794 55.6794 Phloroglucinol 79.09263333333334 77.3601 81.8253 Silicon starvation,12h 74.6677 74.6677 74.6677