condition mean min max 12pM Fe,Midday 45.3662 45.3662 45.3662 12pM Fe,Midnight 54.0445 50.8082 57.2808 58pM Fe,Midday 42.458 42.458 42.458 58pM Fe,Midnight 90.86327142857142 0.0 126.979 233pM Fe,Midnight 68.35723333333333 66.8407 70.0884 1160pM Fe,Midday 202.91385714285715 172.924 243.704 1160pM Fe,Midnight 55.754041666666666 45.0912 63.9608 High carbon,Dark 55.590009333333334 1.52333 179.578 High carbon,Light 84.51196846153846 1.61544 222.174 Low carbon,Dark 22.6826 22.6826 22.6826 Phloroglucinol 3.1712433333333334 2.37754 3.8268 Silicon starvation,12h 87.8599 87.8599 87.8599