condition mean min max 12pM Fe,Midday 86.5414 86.5414 86.5414 12pM Fe,Midnight 78.34495000000001 75.2052 81.4847 58pM Fe,Midday 70.282 70.282 70.282 58pM Fe,Midnight 46.597457142857145 0.0 65.9705 233pM Fe,Midnight 40.7713 34.6997 44.8281 1160pM Fe,Midday 57.07087142857143 47.4193 64.0446 1160pM Fe,Midnight 31.466216666666668 18.6932 40.983 High carbon,Dark 33.339373333333334 19.0864 48.4825 High carbon,Light 35.94694076923077 4.39027 75.4755 Low carbon,Dark 30.8223 30.8223 30.8223 Phloroglucinol 37.56623333333334 24.5145 48.4609 Silicon starvation,12h 51.2629 51.2629 51.2629