An improved analytical protocol for the routine spectrophotometric determination of exchangeable aluminum in soil extracts with xylenol orange.

• Grant number: 99/00266-1
• Support Opportunities: Research Grants - Meeting - Abroad
• Start date: March 22, 1999
• End date: March 26, 1999
• Field of knowledge: Agronomical Sciences - Agronomy - Soil Science
• Principal Investigator: Bernardo van Raij
• Grantee: Bernardo van Raij
• Host Institution: Embrapa Meio-Ambiente. Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA). Ministério da Agricultura, Pecuária e Abastecimento (Brasil). Jaguariúna , SP, Brazil