condition mean min max 12pM Fe,Midday 14.8547 14.8547 14.8547 12pM Fe,Midnight 17.11025 16.6367 17.5838 58pM Fe,Midday 11.459 11.459 11.459 58pM Fe,Midnight 11.785757142857143 0.0 14.2137 233pM Fe,Midnight 9.251566666666667 8.73617 9.76746 1160pM Fe,Midday 10.694855714285714 8.63236 12.3683 1160pM Fe,Midnight 3.8025466666666667 1.90807 5.61227 High carbon,Dark 6.112431333333333 1.70341 12.2802 High carbon,Light 5.874383 0.773924 14.4199 Low carbon,Dark 6.18933 6.18933 6.18933 Phloroglucinol 8.826586666666667 7.65528 9.99347 Silicon starvation,12h 12.0277 12.0277 12.0277