condition mean min max 12pM Fe,Midday 11.6777 11.6777 11.6777 12pM Fe,Midnight 21.7089 13.7283 29.6895 58pM Fe,Midday 15.2748 15.2748 15.2748 58pM Fe,Midnight 18.4593 0.0 29.9966 233pM Fe,Midnight 18.640133333333335 16.9958 21.2177 1160pM Fe,Midday 10.337265714285715 6.78753 17.2115 1160pM Fe,Midnight 52.05734 5.34499 82.498 High carbon,Dark 21.775648666666665 2.41413 50.3703 High carbon,Light 14.129072307692308 4.8143 23.9301 Low carbon,Dark 23.9259 23.9259 23.9259 Phloroglucinol 9.055283333333334 4.15095 12.1977 Silicon starvation,12h 19.6438 19.6438 19.6438