condition mean min max 12pM Fe,Midday 39.7637 39.7637 39.7637 12pM Fe,Midnight 27.9528 27.3917 28.5139 58pM Fe,Midday 32.3268 32.3268 32.3268 58pM Fe,Midnight 23.069714285714287 21.5949 25.5152 233pM Fe,Midnight 17.791833333333333 16.2245 19.0867 1160pM Fe,Midday 21.62292857142857 20.4754 22.8991 1160pM Fe,Midnight 13.693316666666666 10.6309 18.625 High carbon,Dark 21.230274 9.88661 34.4222 High carbon,Light 17.44034153846154 2.61784 29.7954 Low carbon,Dark 15.862 15.862 15.862 Phloroglucinol 26.510833333333334 19.7896 38.7783 Silicon starvation,12h 36.9584 36.9584 36.9584