condition mean min max 12pM Fe,Midday 35.2366 35.2366 35.2366 12pM Fe,Midnight 34.28305 33.5588 35.0073 58pM Fe,Midday 40.6968 40.6968 40.6968 58pM Fe,Midnight 55.96237142857143 34.9169 131.854 233pM Fe,Midnight 22.0323 18.854 25.8712 1160pM Fe,Midday 29.747614285714285 25.931 32.0464 1160pM Fe,Midnight 23.423233333333332 12.6388 35.4395 High carbon,Dark 46.085838 2.35149 89.1636 High carbon,Light 40.54769230769231 2.62033 83.6888 Low carbon,Dark 42.1903 42.1903 42.1903 Phloroglucinol 6.862603333333333 5.86245 7.90239 Silicon starvation,12h 24.9024 24.9024 24.9024