condition mean min max 12pM Fe,Midday 51.5589 51.5589 51.5589 12pM Fe,Midnight 51.203450000000004 48.7786 53.6283 58pM Fe,Midday 42.1367 42.1367 42.1367 58pM Fe,Midnight 60.12912857142857 42.5485 127.281 233pM Fe,Midnight 37.63086666666666 35.5124 41.0342 1160pM Fe,Midday 38.25632857142857 33.7876 40.9835 1160pM Fe,Midnight 43.06503333333333 32.1884 53.2573 High carbon,Dark 49.332898666666665 7.37728 87.951 High carbon,Light 36.07483076923077 11.8041 62.937 Low carbon,Dark 39.5634 39.5634 39.5634 Phloroglucinol 18.453133333333334 14.8079 22.4423 Silicon starvation,12h 57.2448 57.2448 57.2448