condition mean min max 12pM Fe,Midday 16.9857 16.9857 16.9857 12pM Fe,Midnight 26.34075 22.7288 29.9527 58pM Fe,Midday 10.7822 10.7822 10.7822 58pM Fe,Midnight 10.755637142857143 0.0 16.8293 233pM Fe,Midnight 11.7804 10.8081 12.8592 1160pM Fe,Midday 8.290277142857143 6.85901 9.36152 1160pM Fe,Midnight 5.876196666666667 2.67178 10.4406 High carbon,Dark 12.590841533333334 0.585243 29.8588 High carbon,Light 7.949863846153846 0.0 19.3483 Low carbon,Dark 11.4004 11.4004 11.4004 Phloroglucinol 5.251233333333333 2.08246 8.3019 Silicon starvation,12h 18.2782 18.2782 18.2782