condition mean min max 12pM Fe,Midday 9.96877 9.96877 9.96877 12pM Fe,Midnight 101.94715 89.9113 113.983 58pM Fe,Midday 5.61326 5.61326 5.61326 58pM Fe,Midnight 60.44941428571428 0.0 80.0015 233pM Fe,Midnight 103.2394 99.6602 107.459 1160pM Fe,Midday 22.769871428571427 18.1021 26.987 1160pM Fe,Midnight 57.348191666666665 41.8379 78.5808 High carbon,Dark 51.216633333333334 28.5326 98.5803 High carbon,Light 58.6443 10.404 164.323 Low carbon,Dark 31.8087 31.8087 31.8087 Phloroglucinol 46.287533333333336 40.9087 54.8573 Silicon starvation,12h 54.6567 54.6567 54.6567