condition mean min max 12pM Fe,Midday 38.2542 38.2542 38.2542 12pM Fe,Midnight 43.44225 40.3949 46.4896 58pM Fe,Midday 27.6 27.6 27.6 58pM Fe,Midnight 24.341800000000003 0.0 37.2426 233pM Fe,Midnight 36.6783 31.8869 39.7659 1160pM Fe,Midday 27.8674 23.3548 33.0889 1160pM Fe,Midnight 11.859539166666666 9.45007 14.3823 High carbon,Dark 45.09902 12.3314 294.757 High carbon,Light 19.214579230769232 0.0 67.7443 Low carbon,Dark 17.214 17.214 17.214 Phloroglucinol 59.99593333333333 56.5558 62.9512 Silicon starvation,12h 28.7973 28.7973 28.7973