condition mean min max 12pM Fe,Midday 22.1638 22.1638 22.1638 12pM Fe,Midnight 25.87175 24.1411 27.6024 58pM Fe,Midday 36.923 36.923 36.923 58pM Fe,Midnight 30.6999 24.891 48.6354 233pM Fe,Midnight 16.448166666666665 15.9394 17.2165 1160pM Fe,Midday 15.7416 14.3092 18.4778 1160pM Fe,Midnight 19.338716666666667 16.5151 23.2273 High carbon,Dark 24.136047333333334 6.57782 78.5501 High carbon,Light 18.256328461538462 2.03858 59.5981 Low carbon,Dark 5.3356 5.3356 5.3356 Phloroglucinol 8.69869 7.26568 11.3718 Silicon starvation,12h 10.0417 10.0417 10.0417