condition mean min max 12pM Fe,Midday 22.3097 22.3097 22.3097 12pM Fe,Midnight 19.65635 19.3869 19.9258 58pM Fe,Midday 16.9538 16.9538 16.9538 58pM Fe,Midnight 9.74381 0.0 13.9972 233pM Fe,Midnight 10.959646666666666 8.46054 13.7937 1160pM Fe,Midday 12.787528571428572 11.5016 14.3166 1160pM Fe,Midnight 21.4771875 6.66009 34.4044 High carbon,Dark 15.890059333333333 2.81713 46.0456 High carbon,Light 12.524793846153846 1.23614 30.9771 Low carbon,Dark 19.619 19.619 19.619 Phloroglucinol 53.80916666666666 36.841 76.6629 Silicon starvation,12h 32.8539 32.8539 32.8539