condition mean min max 12pM Fe,Midday 12.5389 12.5389 12.5389 12pM Fe,Midnight 6.72786 5.7376 7.71812 58pM Fe,Midday 4.43801 4.43801 4.43801 58pM Fe,Midnight 4.108021428571429 0.0 5.84893 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 5.609121428571428 3.30436 6.93586 1160pM Fe,Midnight 1.7870225 0.386546 4.03231 High carbon,Dark 0.11049953333333333 0.0 0.837287 High carbon,Light 0.127655 0.0 0.928712 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 3.2490466666666666 1.90257 4.08575 Silicon starvation,12h 0.0 0.0 0.0