Phosphorus critical soil test value reassessment in subtropical Oxisols under no-till: Insights from South-Central Paraná

ABSTRACT The critical soil test value (CSTV) of phosphorus (P) is defined by the relationship between relative crop yield (%) and soil P availability and is essential to guide fertilization decisions. However, CSTVs may vary depending on the diagnostic soil layer, crop type, and the Mathametical mod...

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Principais autores:	Andria Paula Lima, Sandra Mara Vieira Fontoura, Dionata Filippi, Cledimar Rogério Lourenzi, Renan Costa Beber Vieira, Tales Tiecher
Formato:	Artigo
Idioma:	Inglês
Publicado:	Sociedade Brasileira de Ciência do Solo 2026-07-01
Series:	Revista Brasileira de Ciência do Solo
Assuntos:	soil fertility fertilizer recommendation P fertilization Mehlich-1
Acceso en liña:	http://www.scielo.br/pdf/rbcs/v50/1806-9657-rbcs-50-e0250136.pdf
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