condition mean min max 12pM Fe,Midday 35.6461 35.6461 35.6461 12pM Fe,Midnight 24.14815 23.3801 24.9162 58pM Fe,Midday 33.6096 33.6096 33.6096 58pM Fe,Midnight 21.746757142857142 0.0 34.7212 233pM Fe,Midnight 14.4925 13.0408 16.3765 1160pM Fe,Midday 9.6108 5.42735 12.1546 1160pM Fe,Midnight 10.759904166666667 6.30025 15.8033 High carbon,Dark 11.940684 0.0 29.4379 High carbon,Light 7.572966923076923 1.66923 16.3845 Low carbon,Dark 19.9409 19.9409 19.9409 Phloroglucinol 3.1773333333333333 2.19706 4.37938 Silicon starvation,12h 7.9796 7.9796 7.9796