condition mean min max 12pM Fe,Midday 36.2926 36.2926 36.2926 12pM Fe,Midnight 38.96025 36.4369 41.4836 58pM Fe,Midday 55.0039 55.0039 55.0039 58pM Fe,Midnight 37.25387142857143 30.8512 44.642 233pM Fe,Midnight 26.992866666666668 23.9339 30.1098 1160pM Fe,Midday 44.30184285714286 39.3817 49.8515 1160pM Fe,Midnight 36.51305 29.863 43.6106 High carbon,Dark 26.487166666666667 10.1508 35.1171 High carbon,Light 33.34291230769231 2.89185 57.9055 Low carbon,Dark 16.7331 16.7331 16.7331 Phloroglucinol 28.496533333333332 22.7067 40.041 Silicon starvation,12h 40.227 40.227 40.227