condition mean min max 12pM Fe,Midday 45.6913 45.6913 45.6913 12pM Fe,Midnight 39.617999999999995 37.4993 41.7367 58pM Fe,Midday 51.6001 51.6001 51.6001 58pM Fe,Midnight 39.94204285714286 0.0 50.6897 233pM Fe,Midnight 52.032 49.4062 55.1772 1160pM Fe,Midday 18.757842857142858 13.7662 24.8267 1160pM Fe,Midnight 95.491925 34.8404 171.718 High carbon,Dark 115.13066666666667 24.0397 268.952 High carbon,Light 93.07506384615385 1.02091 290.732 Low carbon,Dark 33.6789 33.6789 33.6789 Phloroglucinol 23.499293333333334 6.84948 36.9061 Silicon starvation,12h 47.2769 47.2769 47.2769