condition mean min max 12pM Fe,Midday 1.08196 1.08196 1.08196 12pM Fe,Midnight 1.006589 0.887978 1.1252 58pM Fe,Midday 1.72327 1.72327 1.72327 58pM Fe,Midnight 1.4999842857142858 0.0 3.01044 233pM Fe,Midnight 1.397102 0.938986 2.1562 1160pM Fe,Midday 1.3594192857142857 0.340335 2.16119 1160pM Fe,Midnight 1.1291740833333332 0.466603 2.22134 High carbon,Dark 4.050931066666666 0.913526 10.1619 High carbon,Light 3.4573086153846155 0.0 7.76111 Low carbon,Dark 5.9777 5.9777 5.9777 Phloroglucinol 2.6317399999999997 1.76914 3.38993 Silicon starvation,12h 9.35716 9.35716 9.35716