condition mean min max 12pM Fe,Midday 23.1336 23.1336 23.1336 12pM Fe,Midnight 25.916 25.7395 26.0925 58pM Fe,Midday 16.5316 16.5316 16.5316 58pM Fe,Midnight 22.294085714285714 18.3239 34.7725 233pM Fe,Midnight 17.1087 16.539 17.9303 1160pM Fe,Midday 14.8189 12.9831 16.4009 1160pM Fe,Midnight 11.527357499999999 8.98585 15.152 High carbon,Dark 14.823538 8.11281 21.0544 High carbon,Light 13.83614923076923 2.30344 30.0153 Low carbon,Dark 13.4311 13.4311 13.4311 Phloroglucinol 16.705633333333335 16.2274 17.285 Silicon starvation,12h 20.787 20.787 20.787