condition mean min max 12pM Fe,Midday 37.8645 37.8645 37.8645 12pM Fe,Midnight 22.31505 22.0819 22.5482 58pM Fe,Midday 43.5139 43.5139 43.5139 58pM Fe,Midnight 14.6283 0.0 20.0235 233pM Fe,Midnight 26.0276 25.5378 26.9783 1160pM Fe,Midday 23.9851 20.7388 30.3285 1160pM Fe,Midnight 4.8825175 2.02101 9.92399 High carbon,Dark 22.831753333333335 10.9441 38.3098 High carbon,Light 24.630388461538463 7.49355 46.2197 Low carbon,Dark 15.063 15.063 15.063 Phloroglucinol 11.26463 9.64829 12.5239 Silicon starvation,12h 31.6452 31.6452 31.6452