condition mean min max 12pM Fe,Midday 34.1486 34.1486 34.1486 12pM Fe,Midnight 27.3437 26.364 28.3234 58pM Fe,Midday 27.7446 27.7446 27.7446 58pM Fe,Midnight 28.38152857142857 18.9777 74.4746 233pM Fe,Midnight 16.877033333333333 16.0508 17.5756 1160pM Fe,Midday 22.8261 21.3074 24.1158 1160pM Fe,Midnight 126.25095833333333 10.2923 197.007 High carbon,Dark 19.990775333333332 8.16966 28.8803 High carbon,Light 21.368896923076925 2.30227 37.1403 Low carbon,Dark 13.1633 13.1633 13.1633 Phloroglucinol 30.0398 19.823 45.6512 Silicon starvation,12h 49.8253 49.8253 49.8253