condition mean min max 12pM Fe,Midday 31.2462 31.2462 31.2462 12pM Fe,Midnight 37.946349999999995 36.6139 39.2788 58pM Fe,Midday 25.3116 25.3116 25.3116 58pM Fe,Midnight 29.95895714285714 0.0 38.2581 233pM Fe,Midnight 33.6602 31.7925 35.1923 1160pM Fe,Midday 14.288157142857143 11.6438 17.1064 1160pM Fe,Midnight 15.070494166666666 9.89093 22.3853 High carbon,Dark 36.70636733333333 7.67261 57.2311 High carbon,Light 20.020578461538463 3.10902 45.1349 Low carbon,Dark 32.8958 32.8958 32.8958 Phloroglucinol 23.850966666666668 18.2008 27.2667 Silicon starvation,12h 85.6355 85.6355 85.6355