condition mean min max 12pM Fe,Midday 12.9373 12.9373 12.9373 12pM Fe,Midnight 11.92802 9.37724 14.4788 58pM Fe,Midday 17.6917 17.6917 17.6917 58pM Fe,Midnight 5.9760285714285715 0.0 8.70421 233pM Fe,Midnight 8.580956666666667 7.08036 9.47794 1160pM Fe,Midday 15.795399999999999 12.9142 20.3474 1160pM Fe,Midnight 2.0291147499999997 0.911017 3.31319 High carbon,Dark 11.012810666666667 2.48543 24.9402 High carbon,Light 6.524903076923077 0.0 12.6366 Low carbon,Dark 5.73345 5.73345 5.73345 Phloroglucinol 5.516123333333334 2.94795 9.88259 Silicon starvation,12h 30.336 30.336 30.336