condition mean min max 12pM Fe,Midday 31.615 31.615 31.615 12pM Fe,Midnight 29.2608 28.9946 29.527 58pM Fe,Midday 27.3478 27.3478 27.3478 58pM Fe,Midnight 22.372128571428572 0.0 28.2668 233pM Fe,Midnight 21.4795 20.531 22.911 1160pM Fe,Midday 26.779657142857143 23.2042 31.5322 1160pM Fe,Midnight 25.408775 17.2723 34.1647 High carbon,Dark 16.860135333333332 6.91104 27.5118 High carbon,Light 15.334793846153847 2.70384 27.4559 Low carbon,Dark 13.9158 13.9158 13.9158 Phloroglucinol 44.47913333333334 41.4776 48.0358 Silicon starvation,12h 34.1442 34.1442 34.1442