condition mean min max 12pM Fe,Midday 100.907 100.907 100.907 12pM Fe,Midnight 80.6306 80.0361 81.2251 58pM Fe,Midday 85.1231 85.1231 85.1231 58pM Fe,Midnight 64.32315714285714 0.0 80.3666 233pM Fe,Midnight 57.6888 55.256 61.3506 1160pM Fe,Midday 84.48204285714286 75.3244 92.2115 1160pM Fe,Midnight 73.17694166666666 50.9467 95.3107 High carbon,Dark 69.08208666666667 33.8367 148.635 High carbon,Light 53.98613076923077 14.0161 102.026 Low carbon,Dark 54.8817 54.8817 54.8817 Phloroglucinol 101.62223333333334 92.9367 106.686 Silicon starvation,12h 67.4938 67.4938 67.4938