condition mean min max 12pM Fe,Midday 78.4706 78.4706 78.4706 12pM Fe,Midnight 58.7425 54.5132 62.9718 58pM Fe,Midday 56.313 56.313 56.313 58pM Fe,Midnight 42.062442857142855 0.0 53.32 233pM Fe,Midnight 26.024633333333334 22.7029 28.5596 1160pM Fe,Midday 29.481085714285715 25.6333 35.095 1160pM Fe,Midnight 23.133066666666668 14.621 31.3572 High carbon,Dark 38.641286666666666 13.7102 114.36 High carbon,Light 36.36113769230769 4.33377 128.139 Low carbon,Dark 18.0725 18.0725 18.0725 Phloroglucinol 18.283933333333334 13.9384 25.6786 Silicon starvation,12h 12.6559 12.6559 12.6559