condition mean min max 12pM Fe,Midday 51.7772 51.7772 51.7772 12pM Fe,Midnight 30.742649999999998 27.7403 33.745 58pM Fe,Midday 45.6376 45.6376 45.6376 58pM Fe,Midnight 21.438942857142855 17.6481 35.6017 233pM Fe,Midnight 11.8544 10.3534 13.1614 1160pM Fe,Midday 38.95747142857143 35.1221 43.7022 1160pM Fe,Midnight 5.724903333333334 4.26734 7.86174 High carbon,Dark 14.595744 3.76224 35.8381 High carbon,Light 12.084244615384614 3.23123 31.9284 Low carbon,Dark 8.62516 8.62516 8.62516 Phloroglucinol 18.299233333333333 16.3793 19.7547 Silicon starvation,12h 12.8209 12.8209 12.8209