condition mean min max 12pM Fe,Midday 28.8558 28.8558 28.8558 12pM Fe,Midnight 14.7802 13.3122 16.2482 58pM Fe,Midday 20.1576 20.1576 20.1576 58pM Fe,Midnight 10.034065714285715 0.0 13.918 233pM Fe,Midnight 12.309033333333334 10.894 13.7375 1160pM Fe,Midday 15.9011 11.7724 18.2974 1160pM Fe,Midnight 7.453258333333333 5.19077 10.1998 High carbon,Dark 13.524940666666668 4.54599 27.5427 High carbon,Light 11.79118 1.27728 26.7015 Low carbon,Dark 13.0445 13.0445 13.0445 Phloroglucinol 15.708133333333334 11.692 17.7379 Silicon starvation,12h 45.057 45.057 45.057