condition mean min max 12pM Fe,Midday 64.5232 64.5232 64.5232 12pM Fe,Midnight 45.33855 42.3639 48.3132 58pM Fe,Midday 49.4808 49.4808 49.4808 58pM Fe,Midnight 26.461514285714284 0.0 34.1106 233pM Fe,Midnight 21.894666666666666 18.2163 25.6023 1160pM Fe,Midday 38.52545714285714 31.659 41.9676 1160pM Fe,Midnight 19.638341666666665 11.3046 25.971 High carbon,Dark 35.522146666666664 13.6354 55.4741 High carbon,Light 27.591704615384614 8.15756 58.916 Low carbon,Dark 15.3777 15.3777 15.3777 Phloroglucinol 38.85876666666667 23.9318 52.7517 Silicon starvation,12h 23.4955 23.4955 23.4955