condition mean min max 12pM Fe,Midday 23.5817 23.5817 23.5817 12pM Fe,Midnight 30.85225 29.2273 32.4772 58pM Fe,Midday 19.7228 19.7228 19.7228 58pM Fe,Midnight 19.640071428571428 0.0 25.2972 233pM Fe,Midnight 32.15483333333333 28.6357 38.6581 1160pM Fe,Midday 19.89102857142857 18.1168 21.4952 1160pM Fe,Midnight 14.003016666666667 12.1784 16.3254 High carbon,Dark 28.301274 7.50056 50.122 High carbon,Light 29.51214 1.90176 53.1876 Low carbon,Dark 38.3194 38.3194 38.3194 Phloroglucinol 20.610066666666665 14.7769 26.6303 Silicon starvation,12h 50.912 50.912 50.912