condition mean min max 12pM Fe,Midday 46.4675 46.4675 46.4675 12pM Fe,Midnight 37.2718 36.0203 38.5233 58pM Fe,Midday 43.3924 43.3924 43.3924 58pM Fe,Midnight 40.70138571428571 33.5749 60.9541 233pM Fe,Midnight 46.3804 45.599 47.3054 1160pM Fe,Midday 33.48471428571428 28.806 38.0695 1160pM Fe,Midnight 51.52164166666667 35.715 64.6203 High carbon,Dark 66.32468 22.2846 105.449 High carbon,Light 73.05334615384615 31.1237 140.409 Low carbon,Dark 50.1528 50.1528 50.1528 Phloroglucinol 57.37816666666667 45.4215 67.3683 Silicon starvation,12h 74.0474 74.0474 74.0474