condition mean min max 12pM Fe,Midday 41.9948 41.9948 41.9948 12pM Fe,Midnight 35.15925 22.9283 47.3902 58pM Fe,Midday 43.6618 43.6618 43.6618 58pM Fe,Midnight 83.7986 25.7444 373.215 233pM Fe,Midnight 65.86373333333333 63.1286 68.6518 1160pM Fe,Midday 23.16077142857143 18.1632 31.0254 1160pM Fe,Midnight 28.954025 13.5048 51.315 High carbon,Dark 47.111533333333334 23.2957 70.3917 High carbon,Light 30.083592307692307 10.1896 61.8072 Low carbon,Dark 44.356 44.356 44.356 Phloroglucinol 23.071260000000002 7.96498 33.618 Silicon starvation,12h 63.9157 63.9157 63.9157