condition mean min max 12pM Fe,Midday 23.3945 23.3945 23.3945 12pM Fe,Midnight 4.2478750000000005 3.04117 5.45458 58pM Fe,Midday 13.8788 13.8788 13.8788 58pM Fe,Midnight 2.626241857142857 0.0 5.25723 233pM Fe,Midnight 3.6485499999999997 2.52493 4.94393 1160pM Fe,Midday 49.18581428571429 44.1112 56.1117 1160pM Fe,Midnight 1.1055715 0.21373 1.84397 High carbon,Dark 6.817614666666667 0.8427 14.7787 High carbon,Light 24.05678023076923 0.492257 59.7787 Low carbon,Dark 7.34385 7.34385 7.34385 Phloroglucinol 1.84971 1.33269 2.5357 Silicon starvation,12h 17.546 17.546 17.546