condition mean min max 12pM Fe,Midday 58.5926 58.5926 58.5926 12pM Fe,Midnight 57.14135 53.0823 61.2004 58pM Fe,Midday 64.9245 64.9245 64.9245 58pM Fe,Midnight 54.81742857142857 37.642 113.406 233pM Fe,Midnight 49.25233333333333 47.1994 50.9554 1160pM Fe,Midday 63.65184285714286 51.0419 77.3479 1160pM Fe,Midnight 22.54628333333333 19.9848 24.7118 High carbon,Dark 54.41995466666666 6.40452 79.9707 High carbon,Light 25.185476923076923 3.72927 64.0337 Low carbon,Dark 54.0853 54.0853 54.0853 Phloroglucinol 9.740313333333333 7.38976 12.2358 Silicon starvation,12h 55.6632 55.6632 55.6632