condition mean min max 12pM Fe,Midday 14.719 14.719 14.719 12pM Fe,Midnight 48.09285 40.819 55.3667 58pM Fe,Midday 23.8774 23.8774 23.8774 58pM Fe,Midnight 194.40697142857144 68.8312 872.065 233pM Fe,Midnight 209.144 195.552 217.461 1160pM Fe,Midday 0.8299514285714286 0.0 3.925 1160pM Fe,Midnight 301.5325833333333 162.718 437.185 High carbon,Dark 308.2638533333333 84.035 605.599 High carbon,Light 216.31086461538462 0.0 632.563 Low carbon,Dark 107.63 107.63 107.63 Phloroglucinol 59.97186666666666 27.9169 96.8445 Silicon starvation,12h 177.263 177.263 177.263