condition mean min max 12pM Fe,Midday 22.2161 22.2161 22.2161 12pM Fe,Midnight 20.7982 20.7138 20.8826 58pM Fe,Midday 32.7307 32.7307 32.7307 58pM Fe,Midnight 27.965985714285715 24.4184 38.904 233pM Fe,Midnight 45.8085 43.8929 47.0508 1160pM Fe,Midday 8.412205714285715 6.51495 10.8872 1160pM Fe,Midnight 77.93716666666667 54.8142 94.5276 High carbon,Dark 86.96351333333334 38.5066 172.166 High carbon,Light 75.71870992307693 0.741222 203.335 Low carbon,Dark 31.4766 31.4766 31.4766 Phloroglucinol 15.47098 5.60434 21.9447 Silicon starvation,12h 83.6249 83.6249 83.6249