condition mean min max 12pM Fe,Midday 9.12656 9.12656 9.12656 12pM Fe,Midnight 56.6537 55.6568 57.6506 58pM Fe,Midday 7.92606 7.92606 7.92606 58pM Fe,Midnight 61.63305714285714 48.9555 120.162 233pM Fe,Midnight 54.72013333333334 50.4986 56.8374 1160pM Fe,Midday 2.8308742857142857 2.19524 3.78582 1160pM Fe,Midnight 45.124541666666666 37.7162 57.5806 High carbon,Dark 54.44032 32.5826 92.6832 High carbon,Light 23.449607692307694 14.2831 53.5451 Low carbon,Dark 19.4991 19.4991 19.4991 Phloroglucinol 14.708266666666667 12.3207 16.2037 Silicon starvation,12h 31.541 31.541 31.541