condition mean min max 12pM Fe,Midday 24.0516 24.0516 24.0516 12pM Fe,Midnight 32.2892 31.4445 33.1339 58pM Fe,Midday 18.5795 18.5795 18.5795 58pM Fe,Midnight 20.185657142857142 0.0 25.9033 233pM Fe,Midnight 10.66602 9.84306 11.458 1160pM Fe,Midday 13.203042857142858 10.3241 16.414 1160pM Fe,Midnight 9.88536 7.141 12.8003 High carbon,Dark 25.825062666666668 1.08915 51.0806 High carbon,Light 12.350186923076922 1.52674 23.8786 Low carbon,Dark 21.4646 21.4646 21.4646 Phloroglucinol 1.6554533333333334 1.45656 1.9309 Silicon starvation,12h 1.9115 1.9115 1.9115