condition mean min max 12pM Fe,Midday 1.65714 1.65714 1.65714 12pM Fe,Midnight 1.7723550000000001 1.15125 2.39346 58pM Fe,Midday 0.953962 0.953962 0.953962 58pM Fe,Midnight 1.1675054285714286 0.0 2.83099 233pM Fe,Midnight 1.0541773333333333 0.394652 1.65812 1160pM Fe,Midday 0.8260865714285714 0.46018 1.30353 1160pM Fe,Midnight 1.01272775 0.0 2.85091 High carbon,Dark 1.0479002666666666 0.0 7.34112 High carbon,Light 0.8364176153846153 0.0 3.21847 Low carbon,Dark 2.604 2.604 2.604 Phloroglucinol 0.6991700000000001 0.0 2.09751 Silicon starvation,12h 0.0 0.0 0.0