condition mean min max 12pM Fe,Midday 692.093 692.093 692.093 12pM Fe,Midnight 515.6085 485.647 545.57 58pM Fe,Midday 676.085 676.085 676.085 58pM Fe,Midnight 580.71 492.059 689.79 233pM Fe,Midnight 526.8086666666667 518.079 535.503 1160pM Fe,Midday 874.5767142857143 791.555 960.205 1160pM Fe,Midnight 543.2681666666666 495.46 620.958 High carbon,Dark 543.3558 251.358 757.907 High carbon,Light 583.530923076923 197.354 959.179 Low carbon,Dark 524.075 524.075 524.075 Phloroglucinol 415.473 212.186 527.691 Silicon starvation,12h 582.793 582.793 582.793