condition mean min max 12pM Fe,Midday 28.3165 28.3165 28.3165 12pM Fe,Midnight 19.000500000000002 17.4848 20.5162 58pM Fe,Midday 20.0446 20.0446 20.0446 58pM Fe,Midnight 20.77290142857143 9.90191 62.9133 233pM Fe,Midnight 11.591833333333334 10.7514 13.2229 1160pM Fe,Midday 16.994242857142858 13.074 18.4055 1160pM Fe,Midnight 6.58279 3.68894 9.2484 High carbon,Dark 9.156310666666666 1.96349 13.9081 High carbon,Light 7.044912923076923 0.983108 12.9648 Low carbon,Dark 10.353 10.353 10.353 Phloroglucinol 7.678286666666667 5.21225 9.7666 Silicon starvation,12h 26.6842 26.6842 26.6842