condition mean min max 12pM Fe,Midday 45.3373 45.3373 45.3373 12pM Fe,Midnight 35.836 34.7312 36.9408 58pM Fe,Midday 48.371 48.371 48.371 58pM Fe,Midnight 23.724328571428572 0.0 31.6477 233pM Fe,Midnight 20.497866666666667 19.6615 21.3823 1160pM Fe,Midday 32.725814285714286 29.6707 35.4417 1160pM Fe,Midnight 21.359691666666667 17.5368 26.5495 High carbon,Dark 57.21075333333334 27.0342 104.891 High carbon,Light 50.58196923076923 19.186 111.899 Low carbon,Dark 45.7794 45.7794 45.7794 Phloroglucinol 36.70923333333334 32.8522 41.0484 Silicon starvation,12h 68.4696 68.4696 68.4696