condition mean min max 12pM Fe,Midday 14.1879 14.1879 14.1879 12pM Fe,Midnight 55.5612 52.9016 58.2208 58pM Fe,Midday 11.0231 11.0231 11.0231 58pM Fe,Midnight 42.297242857142855 0.0 57.5028 233pM Fe,Midnight 52.09406666666667 45.7939 60.9217 1160pM Fe,Midday 13.691142857142857 11.1658 16.4147 1160pM Fe,Midnight 31.043525 21.1929 43.4552 High carbon,Dark 40.385068 7.25072 88.3865 High carbon,Light 41.849746153846155 2.85211 97.9111 Low carbon,Dark 43.8604 43.8604 43.8604 Phloroglucinol 20.254133333333332 17.5642 22.6331 Silicon starvation,12h 85.4501 85.4501 85.4501