condition mean min max 12pM Fe,Midday 24.9235 24.9235 24.9235 12pM Fe,Midnight 35.91815 31.5849 40.2514 58pM Fe,Midday 19.7184 19.7184 19.7184 58pM Fe,Midnight 34.35107142857143 17.6642 104.235 233pM Fe,Midnight 9.78324 7.63412 11.5043 1160pM Fe,Midday 15.054842857142857 11.4886 19.1525 1160pM Fe,Midnight 9.804155 5.18618 14.0216 High carbon,Dark 23.021937333333334 2.32366 50.2221 High carbon,Light 13.29842076923077 1.72621 24.1436 Low carbon,Dark 20.4881 20.4881 20.4881 Phloroglucinol 4.563413333333333 3.49102 5.19401 Silicon starvation,12h 3.83714 3.83714 3.83714