condition mean min max 12pM Fe,Midday 65.1115 65.1115 65.1115 12pM Fe,Midnight 39.860749999999996 37.7517 41.9698 58pM Fe,Midday 53.2799 53.2799 53.2799 58pM Fe,Midnight 22.2504 0.0 30.6704 233pM Fe,Midnight 30.660666666666668 27.5456 33.5758 1160pM Fe,Midday 54.46151428571429 48.6944 59.4062 1160pM Fe,Midnight 16.516750000000002 12.4247 19.7924 High carbon,Dark 30.181926666666666 11.8723 45.5398 High carbon,Light 29.844507692307694 13.5688 41.5589 Low carbon,Dark 28.5576 28.5576 28.5576 Phloroglucinol 23.169933333333333 20.7613 26.8911 Silicon starvation,12h 41.9641 41.9641 41.9641