condition mean min max 12pM Fe,Midday 23.7818 23.7818 23.7818 12pM Fe,Midnight 22.55355 21.5748 23.5323 58pM Fe,Midday 17.0137 17.0137 17.0137 58pM Fe,Midnight 24.212557142857143 16.8163 59.9582 233pM Fe,Midnight 15.537633333333334 14.5331 16.7013 1160pM Fe,Midday 13.182914285714286 11.108 16.0677 1160pM Fe,Midnight 11.319165 9.45619 13.7181 High carbon,Dark 16.630532666666667 5.7327 32.516 High carbon,Light 12.75855576923077 0.992955 28.6681 Low carbon,Dark 11.2371 11.2371 11.2371 Phloroglucinol 25.7205 14.9023 39.7595 Silicon starvation,12h 28.5977 28.5977 28.5977