condition mean min max 12pM Fe,Midday 56.3952 56.3952 56.3952 12pM Fe,Midnight 20.7783 19.4431 22.1135 58pM Fe,Midday 52.7643 52.7643 52.7643 58pM Fe,Midnight 34.46482857142857 9.8726 164.326 233pM Fe,Midnight 22.13853333333333 19.3176 24.6434 1160pM Fe,Midday 23.705685714285714 16.0022 31.368 1160pM Fe,Midnight 7.796683333333333 3.34471 16.4216 High carbon,Dark 37.528415333333335 3.66323 61.7343 High carbon,Light 22.056263076923077 1.25233 60.8996 Low carbon,Dark 28.5437 28.5437 28.5437 Phloroglucinol 13.671666666666667 11.3377 14.9046 Silicon starvation,12h 36.2953 36.2953 36.2953