condition mean min max 12pM Fe,Midday 61.3703 61.3703 61.3703 12pM Fe,Midnight 56.16355 54.8535 57.4736 58pM Fe,Midday 30.3196 30.3196 30.3196 58pM Fe,Midnight 46.35648571428572 39.188 61.3361 233pM Fe,Midnight 44.5844 41.1373 50.1147 1160pM Fe,Midday 26.312428571428573 22.6671 31.4711 1160pM Fe,Midnight 33.73495833333333 24.8972 47.9761 High carbon,Dark 69.49248666666666 26.1829 114.247 High carbon,Light 56.37666153846154 33.0303 101.721 Low carbon,Dark 29.7196 29.7196 29.7196 Phloroglucinol 53.45533333333333 46.3225 61.0329 Silicon starvation,12h 46.4626 46.4626 46.4626