condition mean min max 12pM Fe,Midday 27.899 27.899 27.899 12pM Fe,Midnight 27.25385 24.5236 29.9841 58pM Fe,Midday 22.6291 22.6291 22.6291 58pM Fe,Midnight 18.00464285714286 0.0 23.4971 233pM Fe,Midnight 23.9422 21.7183 26.7652 1160pM Fe,Midday 23.57962857142857 18.1165 27.1864 1160pM Fe,Midnight 28.641125 12.5213 43.2208 High carbon,Dark 31.19479 3.47957 92.6473 High carbon,Light 25.52272076923077 5.69237 44.7684 Low carbon,Dark 29.6835 29.6835 29.6835 Phloroglucinol 31.4143 22.2578 41.1831 Silicon starvation,12h 75.9667 75.9667 75.9667