condition mean min max 12pM Fe,Midday 28.5098 28.5098 28.5098 12pM Fe,Midnight 26.58865 24.9102 28.2671 58pM Fe,Midday 19.6683 19.6683 19.6683 58pM Fe,Midnight 23.085085714285714 17.5626 42.9442 233pM Fe,Midnight 15.0398 13.779 16.369 1160pM Fe,Midday 9.353228571428572 6.83393 11.4607 1160pM Fe,Midnight 17.652058333333333 14.8783 19.6836 High carbon,Dark 21.067209333333334 9.57334 34.4679 High carbon,Light 12.369741153846153 0.338926 23.6039 Low carbon,Dark 6.47797 6.47797 6.47797 Phloroglucinol 17.49143 8.62969 35.0615 Silicon starvation,12h 16.015 16.015 16.015