condition mean min max 12pM Fe,Midday 34.5079 34.5079 34.5079 12pM Fe,Midnight 32.7789 32.1459 33.4119 58pM Fe,Midday 26.4396 26.4396 26.4396 58pM Fe,Midnight 34.89301428571429 22.4269 94.0007 233pM Fe,Midnight 24.467666666666666 23.5223 25.8544 1160pM Fe,Midday 26.693585714285714 22.0417 32.5774 1160pM Fe,Midnight 17.954608333333333 14.0016 21.82 High carbon,Dark 24.83974 14.4862 37.3003 High carbon,Light 20.029038461538462 7.34292 29.2821 Low carbon,Dark 24.0624 24.0624 24.0624 Phloroglucinol 39.186099999999996 28.8314 50.4434 Silicon starvation,12h 57.0963 57.0963 57.0963