condition mean min max 12pM Fe,Midday 62.1654 62.1654 62.1654 12pM Fe,Midnight 40.0764 37.738 42.4148 58pM Fe,Midday 68.1664 68.1664 68.1664 58pM Fe,Midnight 27.471514285714285 0.0 44.1837 233pM Fe,Midnight 27.7225 26.5512 29.7568 1160pM Fe,Midday 35.9758 29.7574 43.7829 1160pM Fe,Midnight 46.3907 16.0802 75.3263 High carbon,Dark 36.07537333333333 12.1603 60.814 High carbon,Light 43.809576923076925 4.90303 89.4457 Low carbon,Dark 22.2333 22.2333 22.2333 Phloroglucinol 141.397 130.283 158.337 Silicon starvation,12h 63.9709 63.9709 63.9709