condition mean min max 12pM Fe,Midday 0.152442 0.152442 0.152442 12pM Fe,Midnight 1.6803050000000002 1.56389 1.79672 58pM Fe,Midday 0.944215 0.944215 0.944215 58pM Fe,Midnight 2.0195342857142857 0.0 2.66253 233pM Fe,Midnight 3.28438 3.14994 3.50701 1160pM Fe,Midday 0.10742727142857143 0.0 0.162603 1160pM Fe,Midnight 2.6859558333333333 1.83479 3.87602 High carbon,Dark 2.8106070666666665 0.0 10.4441 High carbon,Light 1.0800198230769231 0.0688321 5.91814 Low carbon,Dark 8.75252 8.75252 8.75252 Phloroglucinol 5.720113333333333 4.87173 6.47387 Silicon starvation,12h 2.39966 2.39966 2.39966