condition mean min max 12pM Fe,Midday 47.311 47.311 47.311 12pM Fe,Midnight 32.259 25.8857 38.6323 58pM Fe,Midday 22.9471 22.9471 22.9471 58pM Fe,Midnight 15.176857142857143 0.0 23.0087 233pM Fe,Midnight 16.349433333333334 14.6453 17.3795 1160pM Fe,Midday 12.81535 9.37005 17.9429 1160pM Fe,Midnight 7.800248333333333 4.51932 11.8334 High carbon,Dark 14.998242 3.13457 28.3759 High carbon,Light 16.11269323076923 0.825262 49.8295 Low carbon,Dark 14.8062 14.8062 14.8062 Phloroglucinol 28.111633333333334 15.5917 37.7245 Silicon starvation,12h 27.3173 27.3173 27.3173