condition mean min max 12pM Fe,Midday 37.2612 37.2612 37.2612 12pM Fe,Midnight 43.88715 43.0487 44.7256 58pM Fe,Midday 29.1958 29.1958 29.1958 58pM Fe,Midnight 52.09865714285714 46.8057 61.8964 233pM Fe,Midnight 31.929966666666665 31.5308 32.6503 1160pM Fe,Midday 40.02902857142857 35.4632 46.7502 1160pM Fe,Midnight 13.920736666666667 6.47458 26.0044 High carbon,Dark 26.9863272 0.413948 52.8037 High carbon,Light 16.290626153846155 2.66514 48.5713 Low carbon,Dark 25.8885 25.8885 25.8885 Phloroglucinol 12.108966666666666 11.238 13.7601 Silicon starvation,12h 29.423 29.423 29.423