condition mean min max 12pM Fe,Midday 386.762 386.762 386.762 12pM Fe,Midnight 88.0985 87.0181 89.1789 58pM Fe,Midday 309.319 309.319 309.319 58pM Fe,Midnight 79.24318571428572 57.3628 165.251 233pM Fe,Midnight 84.17726666666667 82.4147 85.8728 1160pM Fe,Midday 284.1677142857143 261.777 309.286 1160pM Fe,Midnight 50.713683333333336 42.5803 62.1467 High carbon,Dark 82.72954666666666 28.4089 129.608 High carbon,Light 135.97456153846153 37.7662 245.193 Low carbon,Dark 108.019 108.019 108.019 Phloroglucinol 195.92133333333334 147.586 267.442 Silicon starvation,12h 301.783 301.783 301.783