condition mean min max 12pM Fe,Midday 28.9943 28.9943 28.9943 12pM Fe,Midnight 57.70985 57.0208 58.3989 58pM Fe,Midday 19.4698 19.4698 19.4698 58pM Fe,Midnight 76.8058 63.4563 122.218 233pM Fe,Midnight 54.14986666666667 51.815 55.3412 1160pM Fe,Midday 17.293814285714287 14.6111 24.9912 1160pM Fe,Midnight 65.09205 49.8 86.6528 High carbon,Dark 45.18232 31.2453 55.8964 High carbon,Light 23.109581538461537 5.78745 41.3314 Low carbon,Dark 23.6504 23.6504 23.6504 Phloroglucinol 39.2609 22.9678 59.3395 Silicon starvation,12h 53.9897 53.9897 53.9897