condition mean min max 12pM Fe,Midday 6.78201 6.78201 6.78201 12pM Fe,Midnight 8.635095 7.99342 9.27677 58pM Fe,Midday 1.60028 1.60028 1.60028 58pM Fe,Midnight 8.857031428571428 0.0 15.66 233pM Fe,Midnight 4.902216666666667 3.94205 5.43935 1160pM Fe,Midday 3.187184285714286 1.83521 4.766 1160pM Fe,Midnight 5.550954166666667 3.57474 8.16282 High carbon,Dark 4.6703736 0.789464 7.94083 High carbon,Light 1.632733923076923 0.0 4.5045 Low carbon,Dark 1.4694 1.4694 1.4694 Phloroglucinol 3.1370023333333332 0.566637 7.70098 Silicon starvation,12h 3.34425 3.34425 3.34425