condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 1.275595 0.0 2.55119 58pM Fe,Midday 2.17067 2.17067 2.17067 58pM Fe,Midnight 1.4102771428571428 0.0 3.88098 233pM Fe,Midnight 1.5339166666666666 1.52071 1.55329 1160pM Fe,Midday 1.721782857142857 0.0 6.21385 1160pM Fe,Midnight 0.6602133333333333 0.0 2.149 High carbon,Dark 6.5229886666666665 0.0 29.6594 High carbon,Light 16.63901923076923 0.0 96.3555 Low carbon,Dark 43.8492 43.8492 43.8492 Phloroglucinol 4.670073333333333 1.67134 7.68607 Silicon starvation,12h 39.0816 39.0816 39.0816