condition mean min max 12pM Fe,Midday 18.3354 18.3354 18.3354 12pM Fe,Midnight 16.6421 15.3451 17.9391 58pM Fe,Midday 16.4375 16.4375 16.4375 58pM Fe,Midnight 12.766942857142858 0.0 16.0364 233pM Fe,Midnight 17.314533333333333 16.0396 18.6306 1160pM Fe,Midday 8.23362 6.65856 9.77506 1160pM Fe,Midnight 23.870939166666666 9.21307 41.9865 High carbon,Dark 29.881402666666666 5.35324 49.847 High carbon,Light 21.20067153846154 0.0 53.8295 Low carbon,Dark 19.2095 19.2095 19.2095 Phloroglucinol 14.714666666666666 10.9819 18.5735 Silicon starvation,12h 47.6316 47.6316 47.6316