condition mean min max 12pM Fe,Midday 21.7994 21.7994 21.7994 12pM Fe,Midnight 16.19575 15.4823 16.9092 58pM Fe,Midday 18.7246 18.7246 18.7246 58pM Fe,Midnight 11.853542857142857 0.0 14.4651 233pM Fe,Midnight 10.30302 9.96506 10.613 1160pM Fe,Midday 13.042794285714285 9.95116 15.826 1160pM Fe,Midnight 16.508403333333334 9.79111 24.0519 High carbon,Dark 20.09678 10.9601 45.5058 High carbon,Light 19.39911153846154 8.05523 27.1726 Low carbon,Dark 10.195 10.195 10.195 Phloroglucinol 14.770966666666666 11.4612 19.2713 Silicon starvation,12h 31.4013 31.4013 31.4013