condition mean min max 12pM Fe,Midday 326.945 326.945 326.945 12pM Fe,Midnight 318.153 309.497 326.809 58pM Fe,Midday 285.588 285.588 285.588 58pM Fe,Midnight 214.04899999999998 0.0 278.513 233pM Fe,Midnight 260.222 241.517 279.313 1160pM Fe,Midday 203.35871428571429 173.417 230.735 1160pM Fe,Midnight 152.44878333333332 77.5304 242.696 High carbon,Dark 292.9264 139.512 404.038 High carbon,Light 239.26556923076924 47.0396 424.729 Low carbon,Dark 279.259 279.259 279.259 Phloroglucinol 307.906 244.271 345.545 Silicon starvation,12h 248.029 248.029 248.029