condition mean min max 12pM Fe,Midday 123.692 123.692 123.692 12pM Fe,Midnight 112.1485 107.184 117.113 58pM Fe,Midday 101.631 101.631 101.631 58pM Fe,Midnight 85.61068571428571 62.3168 96.0575 233pM Fe,Midnight 70.57123333333332 69.5692 71.9035 1160pM Fe,Midday 62.23862857142857 58.6027 68.163 1160pM Fe,Midnight 68.79996666666666 64.9189 72.5898 High carbon,Dark 57.348706666666665 18.6152 81.4343 High carbon,Light 42.269409230769234 2.65582 60.623 Low carbon,Dark 30.1378 30.1378 30.1378 Phloroglucinol 53.975766666666665 33.899 89.8369 Silicon starvation,12h 30.4607 30.4607 30.4607