condition mean min max 12pM Fe,Midday 52.7632 52.7632 52.7632 12pM Fe,Midnight 42.83315 41.8608 43.8055 58pM Fe,Midday 39.227 39.227 39.227 58pM Fe,Midnight 30.835414285714286 0.0 43.5573 233pM Fe,Midnight 29.067566666666668 27.3812 29.9799 1160pM Fe,Midday 35.40387142857143 32.2352 37.6284 1160pM Fe,Midnight 18.931091666666667 16.1336 21.9193 High carbon,Dark 45.19186666666667 25.7438 72.9091 High carbon,Light 37.435192307692304 16.947 55.8764 Low carbon,Dark 36.6818 36.6818 36.6818 Phloroglucinol 44.638799999999996 32.1543 63.9274 Silicon starvation,12h 43.3287 43.3287 43.3287