condition mean min max 12pM Fe,Midday 43.3596 43.3596 43.3596 12pM Fe,Midnight 47.99065 47.024 48.9573 58pM Fe,Midday 47.1361 47.1361 47.1361 58pM Fe,Midnight 47.67344285714286 0.0 75.9146 233pM Fe,Midnight 48.751 42.3582 56.0608 1160pM Fe,Midday 34.501242857142856 29.1652 48.9707 1160pM Fe,Midnight 56.10263333333333 27.1311 116.516 High carbon,Dark 27.95833066666667 9.81746 55.8395 High carbon,Light 13.018413846153846 4.20971 25.3833 Low carbon,Dark 30.1962 30.1962 30.1962 Phloroglucinol 2.671546666666667 0.0 5.48256 Silicon starvation,12h 35.9481 35.9481 35.9481