condition mean min max 12pM Fe,Midday 23.3945 23.3945 23.3945 12pM Fe,Midnight 15.661550000000002 14.1819 17.1412 58pM Fe,Midday 25.4052 25.4052 25.4052 58pM Fe,Midnight 23.371802857142857 6.7805 94.505 233pM Fe,Midnight 4.9311766666666665 4.47015 5.27352 1160pM Fe,Midday 11.863851428571428 8.71966 16.2656 1160pM Fe,Midnight 5.3675258333333336 2.75629 8.6488 High carbon,Dark 6.042678666666666 1.4267 14.3259 High carbon,Light 6.262756538461538 0.313015 15.2068 Low carbon,Dark 4.31991 4.31991 4.31991 Phloroglucinol 5.6896233333333335 4.49784 6.52038 Silicon starvation,12h 34.6382 34.6382 34.6382