condition mean min max 12pM Fe,Midday 62.5428 62.5428 62.5428 12pM Fe,Midnight 63.2572 62.9439 63.5705 58pM Fe,Midday 49.5602 49.5602 49.5602 58pM Fe,Midnight 55.988885714285715 48.1209 68.3045 233pM Fe,Midnight 33.51903333333333 32.4573 34.5821 1160pM Fe,Midday 44.682514285714284 38.8125 53.0503 1160pM Fe,Midnight 40.153075 23.123 53.2824 High carbon,Dark 32.65611333333333 15.379 44.2919 High carbon,Light 26.567599230769233 7.23952 46.0277 Low carbon,Dark 22.7925 22.7925 22.7925 Phloroglucinol 52.73876666666667 45.9183 64.7993 Silicon starvation,12h 29.4081 29.4081 29.4081