condition mean min max 12pM Fe,Midday 40.0359 40.0359 40.0359 12pM Fe,Midnight 45.65615 43.7847 47.5276 58pM Fe,Midday 46.4544 46.4544 46.4544 58pM Fe,Midnight 28.582842857142857 0.0 37.5853 233pM Fe,Midnight 31.09016666666667 30.2032 32.6953 1160pM Fe,Midday 34.47007142857143 31.8879 36.0359 1160pM Fe,Midnight 15.460145 8.44154 21.5377 High carbon,Dark 18.868257 0.598625 34.5815 High carbon,Light 13.84676153846154 3.11297 32.0957 Low carbon,Dark 27.6185 27.6185 27.6185 Phloroglucinol 8.582166666666666 6.94778 11.4618 Silicon starvation,12h 37.6071 37.6071 37.6071