condition mean min max 12pM Fe,Midday 31.1778 31.1778 31.1778 12pM Fe,Midnight 25.963900000000002 23.3352 28.5926 58pM Fe,Midday 29.0506 29.0506 29.0506 58pM Fe,Midnight 19.911985714285713 0.0 26.1568 233pM Fe,Midnight 26.142 24.1588 28.0952 1160pM Fe,Midday 21.2045 17.1508 27.2319 1160pM Fe,Midnight 33.26320833333333 16.9672 44.4346 High carbon,Dark 45.97714 16.4526 228.356 High carbon,Light 27.83005307692308 7.78689 74.3371 Low carbon,Dark 15.3524 15.3524 15.3524 Phloroglucinol 40.475766666666665 30.4628 49.2861 Silicon starvation,12h 44.7512 44.7512 44.7512