Comparação entre o método SMP e o do acetato de cálcio para determinação da acidez potencial de solos de cerrado

Resumo

ln order to establish the correlation between soil potential acidity and SMP solution pH, 4 72 soil samples from the Goiás State cerrado are a were studied. Soils were analyzed for H+AI by the calcium acetate at pH 7 ,O, SMP solution pH, and water pH methods. Data showed a correlation between SMP solution pH and soil H+Al content (r'=0,82), allowing the potential acidity determination in laboratory substitution for the equation obtained (y=222,54+29,83x-164,7lx"').

Descrição

Palavras-chave

pH SMP, Acidez potencial do solo, Solos do cerrado goiano, soil potential acidity, Goiás State cerrado soils

Citação

OLIVEIRA JUNIOR, Juarez Patricio de; ALMEIDA NETO, José Xavier de; KLIEMANN, Huberto José; CASTRO, Orlando Cavalcante de. Comparação entre o método SMP e o do acetato de cálcio para determinação da acidez potencial de solos de cerrado. Anais da Escola de Agronomia e Veterinária, Goiânia, v. 26, n. 1, p. 21-26, jan./jun. 1996. Disponível em: <https://www.revistas.ufg.br/pat/article/view/2927/2974>.