condition mean min max 12pM Fe,Midday 45.251 45.251 45.251 12pM Fe,Midnight 44.395849999999996 43.7283 45.0634 58pM Fe,Midday 40.9339 40.9339 40.9339 58pM Fe,Midnight 39.14557142857143 35.9065 44.6814 233pM Fe,Midnight 25.31093333333333 23.9184 26.3496 1160pM Fe,Midday 28.835214285714287 25.0541 34.4704 1160pM Fe,Midnight 38.267691666666664 33.2913 43.0387 High carbon,Dark 36.47159333333333 24.0743 60.3647 High carbon,Light 27.242713076923078 5.33607 39.643 Low carbon,Dark 14.7719 14.7719 14.7719 Phloroglucinol 64.77206666666666 42.2104 104.256 Silicon starvation,12h 45.1711 45.1711 45.1711