condition mean min max 12pM Fe,Midday 48.8322 48.8322 48.8322 12pM Fe,Midnight 34.34095 33.8089 34.873 58pM Fe,Midday 41.1231 41.1231 41.1231 58pM Fe,Midnight 28.32077142857143 26.2519 34.2053 233pM Fe,Midnight 20.730433333333334 19.7398 22.1118 1160pM Fe,Midday 28.785814285714284 28.0906 29.2473 1160pM Fe,Midnight 9.842625833333333 8.14817 11.3077 High carbon,Dark 19.776239333333333 6.86269 30.63 High carbon,Light 13.15257846153846 2.67197 22.8527 Low carbon,Dark 16.6519 16.6519 16.6519 Phloroglucinol 17.032733333333333 12.8126 22.2561 Silicon starvation,12h 19.572 19.572 19.572