condition mean min max 12pM Fe,Midday 45.2448 45.2448 45.2448 12pM Fe,Midnight 59.34395 54.5894 64.0985 58pM Fe,Midday 61.6985 61.6985 61.6985 58pM Fe,Midnight 40.02177142857143 0.0 51.1277 233pM Fe,Midnight 22.708266666666667 21.3692 24.5555 1160pM Fe,Midday 39.180728571428574 30.3978 50.6048 1160pM Fe,Midnight 12.078126666666666 5.13235 22.2395 High carbon,Dark 31.63776533333333 0.9313 67.1963 High carbon,Light 20.964336923076925 4.61233 44.1006 Low carbon,Dark 39.7842 39.7842 39.7842 Phloroglucinol 5.53536 5.20085 6.00493 Silicon starvation,12h 3.789 3.789 3.789