condition mean min max 12pM Fe,Midday 86.0949 86.0949 86.0949 12pM Fe,Midnight 79.8182 71.4681 88.1683 58pM Fe,Midday 48.2672 48.2672 48.2672 58pM Fe,Midnight 69.92902857142857 0.0 96.8887 233pM Fe,Midnight 67.9246 66.1652 69.6661 1160pM Fe,Midday 52.353942857142854 42.8962 60.185 1160pM Fe,Midnight 30.233808333333332 14.7632 56.8323 High carbon,Dark 101.64525333333333 56.7301 199.585 High carbon,Light 56.263776923076925 20.6879 117.621 Low carbon,Dark 77.9601 77.9601 77.9601 Phloroglucinol 24.820033333333335 11.5311 42.9849 Silicon starvation,12h 48.6114 48.6114 48.6114