condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.03144657142857143 0.0 0.220126 233pM Fe,Midnight 0.05389166666666667 0.0 0.161675 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.07943925 0.0 0.37492 High carbon,Dark 0.27788893333333337 0.0 1.87464 High carbon,Light 0.0864453076923077 0.0 0.426249 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.05923 0.0 0.17769 Silicon starvation,12h 0.0 0.0 0.0