condition mean min max 12pM Fe,Midday 17.8443 17.8443 17.8443 12pM Fe,Midnight 57.3751 52.046 62.7042 58pM Fe,Midday 7.44102 7.44102 7.44102 58pM Fe,Midnight 44.563900000000004 24.0353 72.9128 233pM Fe,Midnight 44.3324 39.7254 47.298 1160pM Fe,Midday 40.14307142857143 32.3029 48.3761 1160pM Fe,Midnight 26.266608333333334 18.515 37.0155 High carbon,Dark 34.682946666666666 10.272 65.2695 High carbon,Light 63.90731923076923 8.21095 184.317 Low carbon,Dark 12.3318 12.3318 12.3318 Phloroglucinol 11.435833333333333 4.05245 20.3586 Silicon starvation,12h 33.026 33.026 33.026