condition mean min max 12pM Fe,Midday 99.0116 99.0116 99.0116 12pM Fe,Midnight 85.26335 85.2236 85.3031 58pM Fe,Midday 36.5751 36.5751 36.5751 58pM Fe,Midnight 69.83247142857142 44.6061 170.861 233pM Fe,Midnight 19.086233333333332 18.4086 19.7815 1160pM Fe,Midday 38.192014285714286 24.8574 47.6837 1160pM Fe,Midnight 47.36193333333333 10.3224 81.7893 High carbon,Dark 29.735210666666667 3.20947 101.483 High carbon,Light 13.466283076923077 4.04541 48.3096 Low carbon,Dark 11.7153 11.7153 11.7153 Phloroglucinol 153.31066666666666 113.244 174.117 Silicon starvation,12h 28.0305 28.0305 28.0305