condition mean min max 12pM Fe,Midday 21.4067 21.4067 21.4067 12pM Fe,Midnight 20.4906 18.9115 22.0697 58pM Fe,Midday 15.6399 15.6399 15.6399 58pM Fe,Midnight 7.811595714285715 0.0 12.7724 233pM Fe,Midnight 5.377906666666667 4.82645 5.9709 1160pM Fe,Midday 5.61436 3.31007 7.48596 1160pM Fe,Midnight 5.5438375 3.66728 7.20208 High carbon,Dark 13.769413333333333 1.65335 39.948 High carbon,Light 10.730604615384616 1.37968 26.123 Low carbon,Dark 20.0026 20.0026 20.0026 Phloroglucinol 5.384893333333333 3.83314 7.55788 Silicon starvation,12h 2.07956 2.07956 2.07956