condition mean min max 12pM Fe,Midday 30.3693 30.3693 30.3693 12pM Fe,Midnight 31.38225 29.2558 33.5087 58pM Fe,Midday 33.0987 33.0987 33.0987 58pM Fe,Midnight 23.867042857142856 0.0 34.8423 233pM Fe,Midnight 28.022933333333334 24.795 31.368 1160pM Fe,Midday 26.659357142857143 22.8137 33.3728 1160pM Fe,Midnight 20.646475 10.9142 28.7955 High carbon,Dark 16.63528133333333 4.52673 30.2925 High carbon,Light 13.39362 1.37155 26.5664 Low carbon,Dark 14.4436 14.4436 14.4436 Phloroglucinol 86.4761 40.6243 118.823 Silicon starvation,12h 53.3127 53.3127 53.3127