condition mean min max 12pM Fe,Midday 40.991 40.991 40.991 12pM Fe,Midnight 27.4461 25.0293 29.8629 58pM Fe,Midday 27.9963 27.9963 27.9963 58pM Fe,Midnight 15.658442857142857 0.0 19.6667 233pM Fe,Midnight 9.718906666666667 9.01866 10.1968 1160pM Fe,Midday 13.252871428571428 10.785 16.8463 1160pM Fe,Midnight 11.573108333333334 8.1625 17.3476 High carbon,Dark 18.11461866666667 1.70444 39.6831 High carbon,Light 16.540194 0.301852 55.3363 Low carbon,Dark 12.0423 12.0423 12.0423 Phloroglucinol 1.7336966666666667 1.36299 2.45577 Silicon starvation,12h 0.39569 0.39569 0.39569