condition mean min max 12pM Fe,Midday 35.9257 35.9257 35.9257 12pM Fe,Midnight 33.545950000000005 32.0109 35.081 58pM Fe,Midday 27.9084 27.9084 27.9084 58pM Fe,Midnight 22.293257142857144 0.0 29.9826 233pM Fe,Midnight 23.5031 21.3591 24.6843 1160pM Fe,Midday 20.86297142857143 19.2253 23.8744 1160pM Fe,Midnight 14.709308333333333 12.0353 16.8535 High carbon,Dark 19.857828666666666 9.42413 33.7225 High carbon,Light 18.94779923076923 3.77323 28.9126 Low carbon,Dark 16.1704 16.1704 16.1704 Phloroglucinol 16.820273333333333 9.59702 28.4981 Silicon starvation,12h 48.3665 48.3665 48.3665