condition mean min max 12pM Fe,Midday 5.07174 5.07174 5.07174 12pM Fe,Midnight 11.871500000000001 10.7121 13.0309 58pM Fe,Midday 7.25953 7.25953 7.25953 58pM Fe,Midnight 8.154938571428572 0.0 10.7851 233pM Fe,Midnight 4.634496666666666 4.43852 5.00588 1160pM Fe,Midday 5.066788571428572 3.63642 6.67525 1160pM Fe,Midnight 2.256758666666667 0.919704 3.37889 High carbon,Dark 9.932285333333333 1.1503 34.8675 High carbon,Light 4.601878692307692 0.0 15.6037 Low carbon,Dark 9.21096 9.21096 9.21096 Phloroglucinol 1.2781606666666667 0.660152 2.05641 Silicon starvation,12h 0.763851 0.763851 0.763851