condition mean min max 12pM Fe,Midday 28.922 28.922 28.922 12pM Fe,Midnight 34.066100000000006 33.2657 34.8665 58pM Fe,Midday 27.7143 27.7143 27.7143 58pM Fe,Midnight 31.6845 27.4609 47.3796 233pM Fe,Midnight 23.529 21.8118 25.399 1160pM Fe,Midday 23.616085714285713 22.1172 27.7474 1160pM Fe,Midnight 24.036133333333332 15.847 30.6261 High carbon,Dark 26.508381333333332 9.54152 40.8802 High carbon,Light 21.288446153846152 2.51086 46.3967 Low carbon,Dark 21.6577 21.6577 21.6577 Phloroglucinol 32.312733333333334 15.5342 58.5688 Silicon starvation,12h 38.523 38.523 38.523