condition mean min max 12pM Fe,Midday 3.24023 3.24023 3.24023 12pM Fe,Midnight 2.513605 1.99447 3.03274 58pM Fe,Midday 2.8671 2.8671 2.8671 58pM Fe,Midnight 0.8819162857142857 0.0 1.27623 233pM Fe,Midnight 2.2720666666666665 2.05164 2.41033 1160pM Fe,Midday 1.832102857142857 1.32764 2.24653 1160pM Fe,Midnight 0.23551254166666666 0.0 0.698685 High carbon,Dark 2.0125820666666665 0.171185 4.97946 High carbon,Light 1.0515490769230769 0.0 3.39564 Low carbon,Dark 1.22856 1.22856 1.22856 Phloroglucinol 1.9389966666666667 1.08289 2.52653 Silicon starvation,12h 1.90504 1.90504 1.90504