condition mean min max 12pM Fe,Midday 11.7599 11.7599 11.7599 12pM Fe,Midnight 7.32587 6.7475 7.90424 58pM Fe,Midday 36.5994 36.5994 36.5994 58pM Fe,Midnight 14.670414285714285 0.0 20.492 233pM Fe,Midnight 6.082253333333333 5.64879 6.31355 1160pM Fe,Midday 12.234165714285714 9.72326 14.9878 1160pM Fe,Midnight 3.9813412500000003 0.960635 8.81991 High carbon,Dark 23.785535333333332 1.32629 61.7294 High carbon,Light 15.812461538461537 1.82128 45.2484 Low carbon,Dark 38.8778 38.8778 38.8778 Phloroglucinol 4.666746666666667 2.56374 6.35438 Silicon starvation,12h 576.582 576.582 576.582