condition mean min max 12pM Fe,Midday 46.7751 46.7751 46.7751 12pM Fe,Midnight 48.92565 47.5847 50.2666 58pM Fe,Midday 27.6199 27.6199 27.6199 58pM Fe,Midnight 33.934085714285715 31.192 39.3197 233pM Fe,Midnight 21.5034 21.0544 21.9908 1160pM Fe,Midday 21.911728571428572 19.5935 24.2002 1160pM Fe,Midnight 15.816375 10.1366 20.2354 High carbon,Dark 30.254373333333334 10.8359 52.4463 High carbon,Light 19.404464615384615 5.34384 37.2807 Low carbon,Dark 29.1991 29.1991 29.1991 Phloroglucinol 14.665966666666668 10.3893 21.077 Silicon starvation,12h 22.6084 22.6084 22.6084