condition mean min max 12pM Fe,Midday 26.7337 26.7337 26.7337 12pM Fe,Midnight 18.49835 17.7704 19.2263 58pM Fe,Midday 26.5817 26.5817 26.5817 58pM Fe,Midnight 16.018114285714287 0.0 25.4734 233pM Fe,Midnight 21.1801 19.0519 24.9436 1160pM Fe,Midday 21.913914285714284 18.4222 27.5257 1160pM Fe,Midnight 14.746786666666667 9.39324 20.2064 High carbon,Dark 32.87627333333333 15.2886 52.7322 High carbon,Light 34.56579846153846 4.47998 74.003 Low carbon,Dark 13.4355 13.4355 13.4355 Phloroglucinol 35.0465 29.6213 38.3397 Silicon starvation,12h 48.925 48.925 48.925