condition mean min max 12pM Fe,Midday 27.4929 27.4929 27.4929 12pM Fe,Midnight 15.835250000000002 15.5553 16.1152 58pM Fe,Midday 18.2821 18.2821 18.2821 58pM Fe,Midnight 20.703242857142858 12.5162 59.2324 233pM Fe,Midnight 9.200063333333333 8.86221 9.50262 1160pM Fe,Midday 15.130700000000001 12.7339 17.0339 1160pM Fe,Midnight 7.068343333333333 5.59151 10.0164 High carbon,Dark 10.69842 5.80993 18.8022 High carbon,Light 9.477144615384615 2.55043 18.7899 Low carbon,Dark 9.4765 9.4765 9.4765 Phloroglucinol 18.455123333333333 8.56167 35.532 Silicon starvation,12h 18.7711 18.7711 18.7711