condition mean min max 12pM Fe,Midday 44.0095 44.0095 44.0095 12pM Fe,Midnight 30.793 28.9416 32.6444 58pM Fe,Midday 30.1607 30.1607 30.1607 58pM Fe,Midnight 19.480014285714287 0.0 24.8438 233pM Fe,Midnight 20.1217 19.5917 20.4887 1160pM Fe,Midday 26.572114285714285 24.233 28.2838 1160pM Fe,Midnight 18.5422 11.7304 26.8304 High carbon,Dark 21.243208 7.91134 60.0074 High carbon,Light 17.932915384615384 3.21452 39.6651 Low carbon,Dark 14.5482 14.5482 14.5482 Phloroglucinol 33.600366666666666 23.7924 48.5031 Silicon starvation,12h 40.0763 40.0763 40.0763