condition mean min max 12pM Fe,Midday 0.301056 0.301056 0.301056 12pM Fe,Midnight 10.104365000000001 9.86223 10.3465 58pM Fe,Midday 1.06555 1.06555 1.06555 58pM Fe,Midnight 9.238995714285714 0.0 18.582 233pM Fe,Midnight 13.176833333333333 12.5971 13.7804 1160pM Fe,Midday 0.08256814285714285 0.0 0.231289 1160pM Fe,Midnight 9.260865 4.45248 18.9028 High carbon,Dark 8.163143333333334 0.0 17.1842 High carbon,Light 1.3547204615384616 0.0 3.86985 Low carbon,Dark 5.62586 5.62586 5.62586 Phloroglucinol 1.4017133333333334 1.04684 1.74343 Silicon starvation,12h 4.53923 4.53923 4.53923