condition mean min max 12pM Fe,Midday 75.0304 75.0304 75.0304 12pM Fe,Midnight 32.18555 28.9785 35.3926 58pM Fe,Midday 72.2609 72.2609 72.2609 58pM Fe,Midnight 22.506385714285713 0.0 29.0719 233pM Fe,Midnight 50.2994 48.8825 53.037 1160pM Fe,Midday 52.8005 42.3517 66.5181 1160pM Fe,Midnight 51.699708333333334 41.1492 62.1758 High carbon,Dark 145.97827333333333 35.6471 931.463 High carbon,Light 81.14454076923077 6.53603 218.649 Low carbon,Dark 47.4358 47.4358 47.4358 Phloroglucinol 99.9792 81.2203 121.057 Silicon starvation,12h 76.2517 76.2517 76.2517