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 0.0 0.0 0.0 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.16579983333333334 0.0 0.691593 High carbon,Dark 0.45093533333333335 0.0 2.41729 High carbon,Light 0.3741906923076923 0.0 1.36679 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.16802899999999998 0.0 0.504087 Silicon starvation,12h 0.0 0.0 0.0