condition mean min max 12pM Fe,Midday 51.8889 51.8889 51.8889 12pM Fe,Midnight 47.84115 31.9393 63.743 58pM Fe,Midday 40.7484 40.7484 40.7484 58pM Fe,Midnight 15.772785714285714 0.0 22.171 233pM Fe,Midnight 39.43476666666667 33.0603 44.6348 1160pM Fe,Midday 64.4055 56.308 69.7895 1160pM Fe,Midnight 49.32460833333333 11.0478 76.1377 High carbon,Dark 92.32314666666667 39.4496 311.844 High carbon,Light 79.15775384615385 36.9012 150.536 Low carbon,Dark 86.4254 86.4254 86.4254 Phloroglucinol 279.46666666666664 229.636 310.924 Silicon starvation,12h 242.643 242.643 242.643