condition mean min max 12pM Fe,Midday 22.6994 22.6994 22.6994 12pM Fe,Midnight 29.986250000000002 27.6075 32.365 58pM Fe,Midday 23.8302 23.8302 23.8302 58pM Fe,Midnight 28.959457142857143 0.0 39.2911 233pM Fe,Midnight 0.39993333333333336 0.243606 0.479202 1160pM Fe,Midday 0.6562951428571429 0.253471 0.954312 1160pM Fe,Midnight 2.93485175 0.284923 6.55631 High carbon,Dark 68.26590666666667 5.7804 178.752 High carbon,Light 69.3972276923077 8.63976 213.274 Low carbon,Dark 39.3863 39.3863 39.3863 Phloroglucinol 410.914 325.259 454.367 Silicon starvation,12h 55.8201 55.8201 55.8201