| Registro completo |
| Provedor de dados: |
Rev. Bras. Ciênc. Solo
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| País: |
Brazil
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| Título: |
Pig slurry and nutrient accumulation and dry matter and grain yield in various crops
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| Autores: |
Lourenzi,Cledimar Rogério
Ceretta,Carlos Alberto
Brunetto,Gustavo
Girotto,Eduardo
Tiecher,Tadeu Luis
Vieira,Renan Costa Beber
Cancian,Adriana
Ferreira,Paulo Ademar Avelar
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| Data: |
2014-06-01
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| Ano: |
2014
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| Palavras-chave: |
Manure
Yield
Crop rotation
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| Resumo: |
Pig slurry (PS) represents an important nutrient source for plants and using it as fertilizer makes greater nutrient cycling in the environment possible. The aim of this study was to assess how PS application over a period of years can affect grain yield, dry matter production and nutrient accumulation in commercial grain and cover crops. The experiment was carried out in an experimental area of the Universidade Federal de Santa Maria, in Santa Maria, RS, Brazil, from May 2000 to January 2008. In this period, 19 grain and cover crops were grown with PS application before sowing, at rates of 0, 20, 40 and 80 m³ ha-1. The highest PS rate led to an increase in nutrient availability over the years, notably of P, but also of nutrients that are potentially toxic to plants, especially Cu and Zn. The apparent recovery of nutrients by commercial grain and cover crops decreased with the increasing number of PS applications to the soil. Accumulated dry matter production of the crops and maize grain yield were highest at an annual application rate of 80 m³ ha-1 PS. However, common bean yield increased up to 20 m³ ha-1 PS, showing that the crop to be grown should be considered to define the application rate.
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| Tipo: |
Info:eu-repo/semantics/article
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| Idioma: |
Inglês
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| Identificador: |
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832014000300027
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| Editor: |
Sociedade Brasileira de Ciência do Solo
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| Relação: |
10.1590/S0100-06832014000300027
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| Formato: |
text/html
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| Fonte: |
Revista Brasileira de Ciência do Solo v.38 n.3 2014
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| Direitos: |
info:eu-repo/semantics/openAccess
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