condition mean min max 12pM Fe,Midday 43.6443 43.6443 43.6443 12pM Fe,Midnight 44.2488 42.8274 45.6702 58pM Fe,Midday 37.8989 37.8989 37.8989 58pM Fe,Midnight 33.51698571428572 0.0 45.6365 233pM Fe,Midnight 39.588366666666666 37.075 41.0237 1160pM Fe,Midday 21.747885714285715 19.6121 24.1583 1160pM Fe,Midnight 20.700591666666668 14.9085 28.1057 High carbon,Dark 42.040733333333336 12.4598 62.2062 High carbon,Light 25.75374846153846 3.04217 63.3103 Low carbon,Dark 40.5259 40.5259 40.5259 Phloroglucinol 23.528100000000002 18.338 30.843 Silicon starvation,12h 51.6695 51.6695 51.6695