condition mean min max 12pM Fe,Midday 65.8772 65.8772 65.8772 12pM Fe,Midnight 46.8214 39.733 53.9098 58pM Fe,Midday 55.4833 55.4833 55.4833 58pM Fe,Midnight 31.06902857142857 0.0 37.6507 233pM Fe,Midnight 34.59493333333333 33.675 35.4865 1160pM Fe,Midday 50.23182857142857 39.4939 77.3529 1160pM Fe,Midnight 26.471075 16.0742 35.6902 High carbon,Dark 79.44072 11.7888 274.607 High carbon,Light 86.04520000000001 19.7427 267.988 Low carbon,Dark 53.8334 53.8334 53.8334 Phloroglucinol 95.36383333333333 55.1306 136.549 Silicon starvation,12h 66.7311 66.7311 66.7311