condition mean min max 12pM Fe,Midday 50.8044 50.8044 50.8044 12pM Fe,Midnight 28.99275 18.6953 39.2902 58pM Fe,Midday 18.6733 18.6733 18.6733 58pM Fe,Midnight 7.29237 0.0 13.6018 233pM Fe,Midnight 2.1144366666666667 1.48469 2.92056 1160pM Fe,Midday 11.478361428571429 3.08963 15.6124 1160pM Fe,Midnight 58.50089766666667 0.561789 93.8415 High carbon,Dark 9.085994666666666 0.0 19.534 High carbon,Light 10.58355846153846 1.17014 25.0548 Low carbon,Dark 7.62049 7.62049 7.62049 Phloroglucinol 71.80803333333333 41.0032 117.607 Silicon starvation,12h 23.5696 23.5696 23.5696