condition mean min max 12pM Fe,Midday 28.3852 28.3852 28.3852 12pM Fe,Midnight 42.48715 42.4462 42.5281 58pM Fe,Midday 16.6025 16.6025 16.6025 58pM Fe,Midnight 32.77007142857143 0.0 41.8239 233pM Fe,Midnight 49.02726666666667 48.0159 50.935 1160pM Fe,Midday 38.86012857142857 34.2542 45.0086 1160pM Fe,Midnight 42.2734 29.0804 54.876 High carbon,Dark 35.75536733333333 0.0 189.868 High carbon,Light 67.62571153846153 4.45421 208.022 Low carbon,Dark 14.8538 14.8538 14.8538 Phloroglucinol 5.097133333333334 4.22062 5.89999 Silicon starvation,12h 80.4778 80.4778 80.4778