condition mean min max 12pM Fe,Midday 28.8526 28.8526 28.8526 12pM Fe,Midnight 25.520249999999997 24.2353 26.8052 58pM Fe,Midday 34.3675 34.3675 34.3675 58pM Fe,Midnight 17.7878 0.0 24.0964 233pM Fe,Midnight 23.300133333333335 21.888 24.314 1160pM Fe,Midday 19.96067142857143 17.361 22.1325 1160pM Fe,Midnight 13.822008333333333 10.7546 19.2879 High carbon,Dark 33.15376 23.9195 62.998 High carbon,Light 29.45388846153846 5.09465 47.6493 Low carbon,Dark 19.8357 19.8357 19.8357 Phloroglucinol 26.3221 18.9428 35.0532 Silicon starvation,12h 36.1616 36.1616 36.1616