condition mean min max 12pM Fe,Midday 33.8637 33.8637 33.8637 12pM Fe,Midnight 54.46265 48.1297 60.7956 58pM Fe,Midday 31.7121 31.7121 31.7121 58pM Fe,Midnight 43.60245714285714 0.0 56.8221 233pM Fe,Midnight 60.59193333333334 58.8742 63.0745 1160pM Fe,Midday 24.209585714285716 16.2652 30.7026 1160pM Fe,Midnight 49.25405833333333 43.4974 59.6604 High carbon,Dark 67.44832 42.4901 88.5655 High carbon,Light 53.4227 21.7725 77.7355 Low carbon,Dark 51.3587 51.3587 51.3587 Phloroglucinol 37.49473333333333 28.5457 45.5659 Silicon starvation,12h 120.1 120.1 120.1