condition mean min max 12pM Fe,Midday 21.1534 21.1534 21.1534 12pM Fe,Midnight 22.24075 20.3692 24.1123 58pM Fe,Midday 11.9584 11.9584 11.9584 58pM Fe,Midnight 11.4331 0.0 14.3813 233pM Fe,Midnight 19.682533333333332 18.6981 20.7109 1160pM Fe,Midday 11.613687142857144 8.59951 13.6743 1160pM Fe,Midnight 9.226999166666667 7.37795 11.2904 High carbon,Dark 15.007433333333333 6.05621 32.8509 High carbon,Light 11.49992 1.37379 30.4102 Low carbon,Dark 11.1396 11.1396 11.1396 Phloroglucinol 22.539533333333335 21.7512 23.7753 Silicon starvation,12h 31.4264 31.4264 31.4264