condition mean min max 12pM Fe,Midday 73.1294 73.1294 73.1294 12pM Fe,Midnight 78.67609999999999 77.0897 80.2625 58pM Fe,Midday 47.6355 47.6355 47.6355 58pM Fe,Midnight 53.555014285714286 49.2572 57.8873 233pM Fe,Midnight 27.242733333333334 26.4709 27.6476 1160pM Fe,Midday 36.942257142857144 34.7336 39.8007 1160pM Fe,Midnight 47.099333333333334 31.5466 62.843 High carbon,Dark 25.134060666666667 8.28541 50.6381 High carbon,Light 19.831495384615383 0.48925 36.6528 Low carbon,Dark 10.4716 10.4716 10.4716 Phloroglucinol 57.27003333333334 35.3662 81.2685 Silicon starvation,12h 12.1569 12.1569 12.1569