Navegação Journal of the Brazilian Chemical Society por assunto "Principal component analysis (PCA)"

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Comparative study of metal contents in Brazilian coffees cultivated by conventional and organic agriculture applying principal component analysis

Santos, José S. dos; Santos, Maria Lúcia P. dos; Conti, Melina M. (Sociedade Brasileira de Química, 2010)

The aim of this study was to evaluate of availability of nutrients and toxic elements in green coffees produced in traditional, technological and transitional organic farms in Southwest BahiaBrazil. Levels of the nutrients ...