condition mean min max 12pM Fe,Midday 7.47754 7.47754 7.47754 12pM Fe,Midnight 16.3975 14.7203 18.0747 58pM Fe,Midday 7.33177 7.33177 7.33177 58pM Fe,Midnight 17.941300000000002 0.0 25.415 233pM Fe,Midnight 30.081200000000003 25.6752 32.3218 1160pM Fe,Midday 7.0918342857142855 4.09526 10.5184 1160pM Fe,Midnight 28.169591666666665 20.0922 34.3445 High carbon,Dark 39.82042333333333 1.92185 89.6579 High carbon,Light 19.11067323076923 0.821269 54.6349 Low carbon,Dark 10.5087 10.5087 10.5087 Phloroglucinol 7.3115733333333335 4.59968 9.62452 Silicon starvation,12h 29.8964 29.8964 29.8964