condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.6046452857142857 0.0 1.77454 233pM Fe,Midnight 0.41287999999999997 0.0 1.23864 1160pM Fe,Midday 2.3972134285714284 0.767544 4.21774 1160pM Fe,Midnight 0.0 0.0 0.0 High carbon,Dark 1.789216 0.0 12.079 High carbon,Light 15.92216 0.0 121.929 Low carbon,Dark 9.74071 9.74071 9.74071 Phloroglucinol 1.707724 0.631632 3.13021 Silicon starvation,12h 13.0741 13.0741 13.0741