condition mean min max 12pM Fe,Midday 1.51079 1.51079 1.51079 12pM Fe,Midnight 3.87475 0.0 7.7495 58pM Fe,Midday 6.68408 6.68408 6.68408 58pM Fe,Midnight 4.04174 0.0 7.48058 233pM Fe,Midnight 7.86428 6.6962 8.46785 1160pM Fe,Midday 7.014385714285715 3.62584 9.50449 1160pM Fe,Midnight 4.748161666666666 1.16435 8.87226 High carbon,Dark 6.1528426666666665 0.0 19.9005 High carbon,Light 3.3567423076923077 0.0 12.7159 Low carbon,Dark 2.45497 2.45497 2.45497 Phloroglucinol 12.128396666666667 7.57359 15.4395 Silicon starvation,12h 1.71918 1.71918 1.71918