condition mean min max 12pM Fe,Midday 35.9336 35.9336 35.9336 12pM Fe,Midnight 33.01225 31.4948 34.5297 58pM Fe,Midday 31.6569 31.6569 31.6569 58pM Fe,Midnight 25.03067142857143 0.0 31.0136 233pM Fe,Midnight 24.988133333333334 24.4637 25.435 1160pM Fe,Midday 23.188871428571428 21.926 25.4195 1160pM Fe,Midnight 12.991284166666667 8.69053 20.5268 High carbon,Dark 23.938688 9.20192 45.5316 High carbon,Light 18.112345384615384 4.98842 33.9238 Low carbon,Dark 19.8886 19.8886 19.8886 Phloroglucinol 23.37366666666667 21.042 27.8491 Silicon starvation,12h 28.3464 28.3464 28.3464