condition mean min max 12pM Fe,Midday 20.5839 20.5839 20.5839 12pM Fe,Midnight 27.56995 26.1223 29.0176 58pM Fe,Midday 15.3804 15.3804 15.3804 58pM Fe,Midnight 23.060485714285715 0.0 29.1604 233pM Fe,Midnight 17.91796666666667 17.1846 18.5164 1160pM Fe,Midday 20.36812857142857 15.4486 23.1041 1160pM Fe,Midnight 47.859829166666664 8.69461 82.1394 High carbon,Dark 15.369684 5.85431 27.3986 High carbon,Light 10.839043846153846 2.33384 22.178 Low carbon,Dark 9.91054 9.91054 9.91054 Phloroglucinol 42.337066666666665 30.6696 51.4207 Silicon starvation,12h 31.4912 31.4912 31.4912