condition mean min max 12pM Fe,Midday 30.0573 30.0573 30.0573 12pM Fe,Midnight 30.7272 30.2023 31.2521 58pM Fe,Midday 28.9322 28.9322 28.9322 58pM Fe,Midnight 19.3383 0.0 24.8544 233pM Fe,Midnight 23.785966666666667 22.2833 25.928 1160pM Fe,Midday 15.34227142857143 10.5516 22.1556 1160pM Fe,Midnight 89.30021666666667 16.9329 141.926 High carbon,Dark 43.305946666666664 26.521 99.784 High carbon,Light 54.07116923076923 19.8074 98.6867 Low carbon,Dark 31.0212 31.0212 31.0212 Phloroglucinol 37.13203333333333 27.3612 50.78 Silicon starvation,12h 23.9192 23.9192 23.9192