condition mean min max 12pM Fe,Midday 0.932047 0.932047 0.932047 12pM Fe,Midnight 16.22025 14.0239 18.4166 58pM Fe,Midday 0.549813 0.549813 0.549813 58pM Fe,Midnight 11.861642857142858 0.0 16.0969 233pM Fe,Midnight 9.126636666666666 8.55722 9.77092 1160pM Fe,Midday 0.2701657142857143 0.0 0.488632 1160pM Fe,Midnight 4.652425833333333 1.7173 10.5865 High carbon,Dark 6.007141066666667 0.246206 11.9361 High carbon,Light 1.3273398461538461 0.0 3.41392 Low carbon,Dark 3.28151 3.28151 3.28151 Phloroglucinol 2.3646333333333334 1.16809 4.55087 Silicon starvation,12h 4.86114 4.86114 4.86114