condition mean min max 12pM Fe,Midday 27.6244 27.6244 27.6244 12pM Fe,Midnight 39.45165 31.3801 47.5232 58pM Fe,Midday 27.0757 27.0757 27.0757 58pM Fe,Midnight 38.747614285714285 0.0 50.2558 233pM Fe,Midnight 30.73646666666667 28.5844 32.1409 1160pM Fe,Midday 20.256085714285714 14.6195 30.5192 1160pM Fe,Midnight 17.39505833333333 12.8355 25.6592 High carbon,Dark 24.453469333333334 6.06224 61.659 High carbon,Light 14.021329999999999 3.00237 32.9981 Low carbon,Dark 29.0049 29.0049 29.0049 Phloroglucinol 8.099873333333333 3.99465 13.3191 Silicon starvation,12h 14.0248 14.0248 14.0248