condition mean min max 12pM Fe,Midday 17.4367 17.4367 17.4367 12pM Fe,Midnight 21.0382 17.841 24.2354 58pM Fe,Midday 22.8943 22.8943 22.8943 58pM Fe,Midnight 35.40537142857143 20.1761 99.9757 233pM Fe,Midnight 17.274 14.7801 19.1771 1160pM Fe,Midday 14.8172 12.385 17.9048 1160pM Fe,Midnight 6.829588333333334 3.56516 10.1071 High carbon,Dark 26.159444 4.90316 51.1179 High carbon,Light 18.616793076923077 2.31795 43.1491 Low carbon,Dark 29.7049 29.7049 29.7049 Phloroglucinol 16.320333333333334 12.2684 22.418 Silicon starvation,12h 23.5222 23.5222 23.5222