Browsing Teses e dissertações by CNPq Subject "CIENCIAS BIOLOGICAS::ECOLOGIA"
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(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Química - PPGQ, , 20/02/2006)Boron is present in soils as an essential nutrient for plants growing. Soils and plants sample preparation procedures were evaluated aiming to compare the extractors efficiency. Sample preparation methods, such as dry and ...