condition mean min max 12pM Fe,Midday 20.0099 20.0099 20.0099 12pM Fe,Midnight 22.61645 22.0977 23.1352 58pM Fe,Midday 14.9977 14.9977 14.9977 58pM Fe,Midnight 12.841657142857143 0.0 19.1734 233pM Fe,Midnight 16.776566666666668 16.3962 17.0738 1160pM Fe,Midday 11.153365714285714 9.5407 13.4214 1160pM Fe,Midnight 14.694855 9.06555 18.4659 High carbon,Dark 10.537924666666665 1.67899 33.0761 High carbon,Light 7.306103538461539 0.831535 26.5023 Low carbon,Dark 9.37206 9.37206 9.37206 Phloroglucinol 37.423966666666665 32.3056 40.8982 Silicon starvation,12h 17.1445 17.1445 17.1445