condition mean min max 12pM Fe,Midday 32.4393 32.4393 32.4393 12pM Fe,Midnight 62.34575 55.8382 68.8533 58pM Fe,Midday 20.2906 20.2906 20.2906 58pM Fe,Midnight 86.44941428571428 60.4398 198.823 233pM Fe,Midnight 51.52243333333333 48.4156 53.7396 1160pM Fe,Midday 26.155514285714286 17.2535 32.0575 1160pM Fe,Midnight 55.560575 36.0886 69.3985 High carbon,Dark 42.684353333333334 12.9863 120.557 High carbon,Light 23.34397 2.07126 51.7822 Low carbon,Dark 32.7182 32.7182 32.7182 Phloroglucinol 14.530466666666667 11.2151 19.8016 Silicon starvation,12h 42.6419 42.6419 42.6419