condition mean min max 12pM Fe,Midday 83.8948 83.8948 83.8948 12pM Fe,Midnight 73.625 69.2162 78.0338 58pM Fe,Midday 113.825 113.825 113.825 58pM Fe,Midnight 38.28307142857143 0.0 52.1782 233pM Fe,Midnight 40.70016666666667 35.7108 43.5392 1160pM Fe,Midday 57.543342857142854 47.501 73.9897 1160pM Fe,Midnight 32.69459166666667 22.0823 43.4909 High carbon,Dark 42.40604546666667 0.886452 135.242 High carbon,Light 50.21543538461538 4.88962 139.655 Low carbon,Dark 61.8011 61.8011 61.8011 Phloroglucinol 17.54854 9.46272 25.1493 Silicon starvation,12h 34.6864 34.6864 34.6864