condition mean min max 12pM Fe,Midday 33.81 33.81 33.81 12pM Fe,Midnight 15.175899999999999 14.0143 16.3375 58pM Fe,Midday 25.5349 25.5349 25.5349 58pM Fe,Midnight 6.98862 0.0 9.37032 233pM Fe,Midnight 7.1628300000000005 5.39845 8.43337 1160pM Fe,Midday 20.542014285714284 17.5789 25.3676 1160pM Fe,Midnight 4.239348333333333 2.95324 5.29072 High carbon,Dark 7.678649333333333 3.78896 13.5787 High carbon,Light 7.415435384615384 1.40738 13.3955 Low carbon,Dark 9.43414 9.43414 9.43414 Phloroglucinol 38.479933333333335 27.5719 49.3275 Silicon starvation,12h 25.7463 25.7463 25.7463