condition mean min max 12pM Fe,Midday 27.4095 27.4095 27.4095 12pM Fe,Midnight 25.993949999999998 25.2294 26.7585 58pM Fe,Midday 18.4056 18.4056 18.4056 58pM Fe,Midnight 19.588685714285713 18.1282 20.5899 233pM Fe,Midnight 14.292333333333334 13.9689 14.7084 1160pM Fe,Midday 11.733057142857144 11.0683 12.1934 1160pM Fe,Midnight 4.992544166666667 4.05158 5.89704 High carbon,Dark 10.609976 2.48978 19.3842 High carbon,Light 4.453197153846154 0.366884 11.0317 Low carbon,Dark 8.71425 8.71425 8.71425 Phloroglucinol 6.408263333333333 4.20902 7.82395 Silicon starvation,12h 9.70846 9.70846 9.70846