condition mean min max 12pM Fe,Midday 15.4856 15.4856 15.4856 12pM Fe,Midnight 20.3061 19.5526 21.0596 58pM Fe,Midday 13.7024 13.7024 13.7024 58pM Fe,Midnight 21.23847142857143 0.0 31.6695 233pM Fe,Midnight 58.70643333333334 57.3224 60.831 1160pM Fe,Midday 14.4605 11.4394 18.4425 1160pM Fe,Midnight 33.165366666666664 17.2381 55.9829 High carbon,Dark 41.250793333333334 17.6488 74.0235 High carbon,Light 22.204863846153845 5.8485 37.523 Low carbon,Dark 32.9061 32.9061 32.9061 Phloroglucinol 15.2078 11.673 20.1538 Silicon starvation,12h 48.7983 48.7983 48.7983