condition mean min max 12pM Fe,Midday 22.1953 22.1953 22.1953 12pM Fe,Midnight 17.07965 15.9336 18.2257 58pM Fe,Midday 17.1323 17.1323 17.1323 58pM Fe,Midnight 12.225371428571428 0.0 16.403 233pM Fe,Midnight 12.5187 11.6332 13.5637 1160pM Fe,Midday 16.428485714285713 14.7943 17.933 1160pM Fe,Midnight 9.4681375 7.2386 12.1627 High carbon,Dark 11.367092666666666 5.86363 17.4458 High carbon,Light 11.08554 5.34373 18.3516 Low carbon,Dark 9.37902 9.37902 9.37902 Phloroglucinol 7.24132 5.42518 8.43669 Silicon starvation,12h 16.9275 16.9275 16.9275