condition mean min max 12pM Fe,Midday 8.1817 8.1817 8.1817 12pM Fe,Midnight 188.144 186.53 189.758 58pM Fe,Midday 11.5409 11.5409 11.5409 58pM Fe,Midnight 170.23414285714287 150.191 194.784 233pM Fe,Midnight 423.841 410.635 432.703 1160pM Fe,Midday 5.4579257142857145 3.60717 6.69279 1160pM Fe,Midnight 273.24541666666664 221.04 332.521 High carbon,Dark 524.4147533333334 74.5593 1156.74 High carbon,Light 513.1136938461539 9.74992 1625.13 Low carbon,Dark 195.404 195.404 195.404 Phloroglucinol 167.23866666666666 123.705 191.752 Silicon starvation,12h 98.9376 98.9376 98.9376