condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.164288 0.108533 0.220043 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 7.05744 1.0335 37.6083 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.15582802857142858 0.0 0.406385 1160pM Fe,Midnight 0.074087475 0.0 0.238656 High carbon,Dark 1.0255997333333333 0.0 4.68995 High carbon,Light 0.5631366153846153 0.0 2.7381 Low carbon,Dark 1.37529 1.37529 1.37529 Phloroglucinol 1.1733556666666667 0.334425 2.52271 Silicon starvation,12h 0.541741 0.541741 0.541741