condition mean min max 12pM Fe,Midday 46.4461 46.4461 46.4461 12pM Fe,Midnight 32.420249999999996 27.7027 37.1378 58pM Fe,Midday 33.5429 33.5429 33.5429 58pM Fe,Midnight 20.740442857142856 0.0 29.1755 233pM Fe,Midnight 15.348933333333333 13.4432 16.7586 1160pM Fe,Midday 26.20725714285714 22.8372 31.1897 1160pM Fe,Midnight 9.208618333333334 7.59257 12.8096 High carbon,Dark 14.641468666666666 4.27649 24.8297 High carbon,Light 18.17111953846154 0.603164 36.0768 Low carbon,Dark 12.2089 12.2089 12.2089 Phloroglucinol 22.147433333333332 17.7622 25.3615 Silicon starvation,12h 41.6798 41.6798 41.6798