condition mean min max 12pM Fe,Midday 176.073 176.073 176.073 12pM Fe,Midnight 95.95644999999999 91.3419 100.571 58pM Fe,Midday 177.338 177.338 177.338 58pM Fe,Midnight 85.85071428571429 72.6513 118.545 233pM Fe,Midnight 53.9543 50.2575 58.0655 1160pM Fe,Midday 139.94557142857144 128.318 149.79 1160pM Fe,Midnight 109.69910833333333 59.7639 159.599 High carbon,Dark 124.61019333333333 27.4519 373.671 High carbon,Light 114.17853846153847 21.5951 279.586 Low carbon,Dark 83.4493 83.4493 83.4493 Phloroglucinol 119.43533333333333 98.878 154.947 Silicon starvation,12h 47.4337 47.4337 47.4337