condition mean min max 12pM Fe,Midday 310.864 310.864 310.864 12pM Fe,Midnight 145.764 138.722 152.806 58pM Fe,Midday 318.405 318.405 318.405 58pM Fe,Midnight 129.27912857142857 93.6459 204.834 233pM Fe,Midnight 125.492 123.945 127.39 1160pM Fe,Midday 312.11042857142854 288.47 335.77 1160pM Fe,Midnight 27.231341666666665 11.7681 41.595 High carbon,Dark 267.2516733333333 83.3141 510.977 High carbon,Light 240.14461538461538 101.441 923.699 Low carbon,Dark 237.356 237.356 237.356 Phloroglucinol 46.33193333333333 20.8062 63.7283 Silicon starvation,12h 138.514 138.514 138.514