condition mean min max 12pM Fe,Midday 37.5992 37.5992 37.5992 12pM Fe,Midnight 26.345299999999998 20.0522 32.6384 58pM Fe,Midday 30.7104 30.7104 30.7104 58pM Fe,Midnight 67.88481428571428 16.3928 342.718 233pM Fe,Midnight 23.8896 21.3653 28.0887 1160pM Fe,Midday 35.87627142857143 29.2173 39.9147 1160pM Fe,Midnight 14.678094166666666 4.99779 25.1223 High carbon,Dark 23.637299333333335 6.73348 43.8082 High carbon,Light 21.85668076923077 4.54055 35.3126 Low carbon,Dark 31.332 31.332 31.332 Phloroglucinol 15.772766666666667 15.7071 15.8473 Silicon starvation,12h 39.4944 39.4944 39.4944