condition mean min max 12pM Fe,Midday 25.5823 25.5823 25.5823 12pM Fe,Midnight 29.8333 27.5899 32.0767 58pM Fe,Midday 23.9464 23.9464 23.9464 58pM Fe,Midnight 26.30897142857143 21.8755 42.1026 233pM Fe,Midnight 17.444666666666667 16.9229 18.3729 1160pM Fe,Midday 18.410485714285713 16.8738 19.2444 1160pM Fe,Midnight 7.21381 5.18333 10.3937 High carbon,Dark 13.929761333333333 5.82637 25.0253 High carbon,Light 9.429233076923078 1.95231 17.4208 Low carbon,Dark 10.4888 10.4888 10.4888 Phloroglucinol 13.094693333333334 9.58438 20.0517 Silicon starvation,12h 15.4653 15.4653 15.4653