condition mean min max 12pM Fe,Midday 218.65 218.65 218.65 12pM Fe,Midnight 51.429199999999994 46.7377 56.1207 58pM Fe,Midday 190.493 190.493 190.493 58pM Fe,Midnight 40.921842857142856 29.1496 59.836 233pM Fe,Midnight 37.390566666666665 35.3262 39.6499 1160pM Fe,Midday 176.58657142857143 165.192 188.852 1160pM Fe,Midnight 13.743033333333333 11.7151 17.5127 High carbon,Dark 43.226477333333335 2.93904 127.488 High carbon,Light 49.73910076923077 8.10351 145.748 Low carbon,Dark 80.9608 80.9608 80.9608 Phloroglucinol 34.25456666666667 14.9081 47.1424 Silicon starvation,12h 42.9048 42.9048 42.9048