condition mean min max 12pM Fe,Midday 32.9788 32.9788 32.9788 12pM Fe,Midnight 18.81845 16.2572 21.3797 58pM Fe,Midday 22.3596 22.3596 22.3596 58pM Fe,Midnight 12.560071428571428 0.0 17.8491 233pM Fe,Midnight 11.244473333333334 9.95622 13.3365 1160pM Fe,Midday 15.047257142857143 12.3391 16.507 1160pM Fe,Midnight 5.319060833333333 2.58249 9.78118 High carbon,Dark 11.988584666666666 4.5526 19.007 High carbon,Light 8.794493076923077 1.51286 20.2993 Low carbon,Dark 6.61167 6.61167 6.61167 Phloroglucinol 13.302833333333334 11.6746 16.0489 Silicon starvation,12h 12.6717 12.6717 12.6717