condition mean min max 12pM Fe,Midday 20.958 20.958 20.958 12pM Fe,Midnight 26.0662 12.9004 39.232 58pM Fe,Midday 33.3804 33.3804 33.3804 58pM Fe,Midnight 27.054625714285713 0.0 56.3657 233pM Fe,Midnight 42.8026 33.7787 54.8185 1160pM Fe,Midday 44.13997142857143 22.0921 62.6281 1160pM Fe,Midnight 26.310504166666668 7.03305 46.0511 High carbon,Dark 79.52285533333334 6.64343 235.653 High carbon,Light 81.6953523076923 5.98666 223.438 Low carbon,Dark 367.805 367.805 367.805 Phloroglucinol 341.7436666666667 291.549 371.002 Silicon starvation,12h 457.9 457.9 457.9