Data/hora: 04/06/2024 17:15:24

Biblioteca(s): | Embrapa Instrumentação; Embrapa Semiárido.
Data corrente: | 22/12/1999
Data da última atualização: | 31/07/2009
Autoria: | MACCARTHY, P.; CLAPP, C. E.; MALCOLM, R. L.; BLOOM, P. R. (ed.).
Afiliação: | Colorado School of Mines; USAD-ARS, University of Minnesota; U.S. Geological Survey, Water Resources Division; University of Minnesota.
Título: | Humic substances in soil and crop sciences: selected readings.
Ano de publicação: | 1990
Fonte/Imprenta: | Madison: American Society of Agronomy, 1990.
Páginas: | 281 p.
ISBN: | 0-89118-104-0
Idioma: | Inglês
Notas: | Proceedings of a Symposium cosponsored by the International Humic Substances Society, Chicago, Illinois, 2 December 1985.
Conteúdo: | Conversion factors for SI and non-SI units; An introduction to soil humic substances; Variations between humic substances isolated from soils, stream waters, and groundwaters as revealed by 13C-NMR spectroscopy; Synthesis and degradation of natural and synthetic humic material in soil; Selected methods for the characterization of soil humic substances; Nitrogen in humic substances as related to soil fertility; Roles of organic matter, minerals, and moisture in sorption of nonionic compounds and pesticides by soil; Effects of humic substances on plant growth; Ecological aspects of soil organic matter in tropical land use; Humic and fulvic acid fractions from sewage sludges and sludge-amended soils; Application of nuclear magnetic resonance spectroscopy to whole soils; Humic substances in soil and crop sciences: an overview.
Palavras-Chave: | Acido humico; Congresses; Congresso; Cultura; Eventos; Proceedings.
Thesagro: | Húmus; Matéria Orgânica; Planta; Solo.
Thesaurus Nal: | crops; soil.
Categoria do assunto: | --
Registro original: | Embrapa Instrumentação (CNPDIA)

Exemplares:

CNPDIA - (4926-1) - ADD - PC - -- - 631.417 - M123h - 1993.00120 - DIS
CPATSA - (25249-1) - ADD - PC - PP - 631.417 - M123h - 2002.00260 - DIS