condition mean min max 12pM Fe,Midday 30.269 30.269 30.269 12pM Fe,Midnight 23.22945 19.8481 26.6108 58pM Fe,Midday 20.985 20.985 20.985 58pM Fe,Midnight 14.063885714285714 0.0 19.9939 233pM Fe,Midnight 12.3644 10.4458 13.4092 1160pM Fe,Midday 17.98494285714286 14.1855 22.4674 1160pM Fe,Midnight 5.744205 2.95103 10.3245 High carbon,Dark 13.756808666666666 4.94582 22.6876 High carbon,Light 12.567943846153847 1.10226 19.8898 Low carbon,Dark 16.7334 16.7334 16.7334 Phloroglucinol 12.719766666666667 10.1681 17.3611 Silicon starvation,12h 26.0995 26.0995 26.0995