condition mean min max 12pM Fe,Midday 73.2474 73.2474 73.2474 12pM Fe,Midnight 29.5589 29.2359 29.8819 58pM Fe,Midday 51.2666 51.2666 51.2666 58pM Fe,Midnight 16.634285714285713 0.0 21.6062 233pM Fe,Midnight 18.0286 15.1839 19.834 1160pM Fe,Midday 35.698185714285714 30.4254 40.5612 1160pM Fe,Midnight 17.409588333333332 5.75566 30.8314 High carbon,Dark 24.055412666666665 8.22483 54.0319 High carbon,Light 25.898691538461538 3.05041 63.1436 Low carbon,Dark 21.0493 21.0493 21.0493 Phloroglucinol 29.16743333333333 24.499 35.8853 Silicon starvation,12h 44.6236 44.6236 44.6236