Now showing items 1-1 of 1
Efeito de parâmetros analíticos sobre a precisão de métodos de extração de zinco do solo
(Pesquisa Agropecuária Brasileira, 1997-01-01) [Artigo]
Fifteen soil samples and four extradants (DTPA, Na 2EDTA, HCl and Mehlich 1) were used to study soil extraction methods for available zinc. Each extradant was studied in three soil:solution ratios (1:2, 1:4 and 1:10) and ...