condition mean min max 12pM Fe,Midday 4.04648 4.04648 4.04648 12pM Fe,Midnight 13.57475 12.3008 14.8487 58pM Fe,Midday 7.71188 7.71188 7.71188 58pM Fe,Midnight 17.894585714285714 9.6025 55.3258 233pM Fe,Midnight 33.96803333333333 33.1881 35.1803 1160pM Fe,Midday 10.846178571428572 7.05446 16.2005 1160pM Fe,Midnight 7.3098133333333335 1.3194 19.0175 High carbon,Dark 15.8033746 0.740009 28.8055 High carbon,Light 6.966497615384616 0.453539 18.005 Low carbon,Dark 8.34568 8.34568 8.34568 Phloroglucinol 2.73416 2.06629 3.80345 Silicon starvation,12h 29.2218 29.2218 29.2218