condition mean min max 12pM Fe,Midday 36.9662 36.9662 36.9662 12pM Fe,Midnight 34.50985 33.058 35.9617 58pM Fe,Midday 27.5633 27.5633 27.5633 58pM Fe,Midnight 29.67757142857143 22.669 56.6422 233pM Fe,Midnight 16.075866666666666 14.964 16.8691 1160pM Fe,Midday 19.8262 18.4191 22.462 1160pM Fe,Midnight 11.582841666666667 10.0644 13.4466 High carbon,Dark 17.801721999999998 5.8432 33.0704 High carbon,Light 13.881034615384616 2.81412 30.4788 Low carbon,Dark 14.7583 14.7583 14.7583 Phloroglucinol 23.816066666666664 18.022 31.2643 Silicon starvation,12h 25.9735 25.9735 25.9735