condition mean min max 12pM Fe,Midday 63.5208 63.5208 63.5208 12pM Fe,Midnight 23.11425 22.086 24.1425 58pM Fe,Midday 44.694 44.694 44.694 58pM Fe,Midnight 12.316828571428571 0.0 15.5023 233pM Fe,Midnight 16.514366666666668 13.5834 18.0506 1160pM Fe,Midday 48.18074285714285 36.5547 55.2481 1160pM Fe,Midnight 9.766710833333333 5.75072 14.1486 High carbon,Dark 21.211193333333334 10.007 39.4669 High carbon,Light 24.866153076923077 0.51834 49.1196 Low carbon,Dark 17.7213 17.7213 17.7213 Phloroglucinol 17.431633333333334 16.0333 19.7167 Silicon starvation,12h 31.4604 31.4604 31.4604