condition mean min max 12pM Fe,Midday 23.3167 23.3167 23.3167 12pM Fe,Midnight 151.54 149.41 153.67 58pM Fe,Midday 29.1761 29.1761 29.1761 58pM Fe,Midnight 129.33685714285716 106.256 167.45 233pM Fe,Midnight 213.3 208.331 220.454 1160pM Fe,Midday 2.1796457142857144 1.26659 3.3338 1160pM Fe,Midnight 152.78625 97.2667 244.188 High carbon,Dark 188.16913333333335 131.198 255.135 High carbon,Light 120.12336153846154 45.5936 153.458 Low carbon,Dark 151.938 151.938 151.938 Phloroglucinol 145.04666666666665 127.162 159.391 Silicon starvation,12h 184.123 184.123 184.123