condition mean min max 12pM Fe,Midday 58.0507 58.0507 58.0507 12pM Fe,Midnight 44.024 40.4718 47.5762 58pM Fe,Midday 61.9835 61.9835 61.9835 58pM Fe,Midnight 28.294 0.0 41.8786 233pM Fe,Midnight 23.585866666666668 22.9985 24.64 1160pM Fe,Midday 35.09065714285714 30.3396 40.4891 1160pM Fe,Midnight 19.060275 10.4861 27.8979 High carbon,Dark 25.215997333333334 9.28226 39.0448 High carbon,Light 32.07093076923077 10.6917 60.9525 Low carbon,Dark 16.3365 16.3365 16.3365 Phloroglucinol 53.87553333333334 41.0966 71.3512 Silicon starvation,12h 39.3027 39.3027 39.3027