condition mean min max 12pM Fe,Midday 92.1483 92.1483 92.1483 12pM Fe,Midnight 76.6379 74.7015 78.5743 58pM Fe,Midday 77.8308 77.8308 77.8308 58pM Fe,Midnight 48.299842857142856 0.0 64.4783 233pM Fe,Midnight 45.65163333333333 43.8429 48.4342 1160pM Fe,Midday 42.860842857142856 39.6941 47.3352 1160pM Fe,Midnight 52.58425 35.2005 63.7221 High carbon,Dark 53.31816 25.3162 90.8976 High carbon,Light 48.16631538461539 27.1245 74.8793 Low carbon,Dark 36.1255 36.1255 36.1255 Phloroglucinol 57.373266666666666 44.0135 76.0612 Silicon starvation,12h 97.3429 97.3429 97.3429