condition mean min max 12pM Fe,Midday 36.7382 36.7382 36.7382 12pM Fe,Midnight 37.0893 33.3068 40.8718 58pM Fe,Midday 23.4358 23.4358 23.4358 58pM Fe,Midnight 38.43564285714286 0.0 50.0597 233pM Fe,Midnight 42.75913333333333 40.2515 46.5237 1160pM Fe,Midday 22.817271428571427 16.2474 28.1441 1160pM Fe,Midnight 23.838113333333332 9.31806 34.7999 High carbon,Dark 25.904511333333332 2.79436 50.1029 High carbon,Light 25.65126846153846 2.01193 56.0199 Low carbon,Dark 16.66 16.66 16.66 Phloroglucinol 13.1491 9.3134 17.2849 Silicon starvation,12h 40.3474 40.3474 40.3474