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	Provedor de dados Organic Eprints (1) Autor Halberg, Niels (1) Jensen, Carsten Hvelplund (1) Palavra-chave Farm nutrient management (1) Farming Systems (1) Tipo do documento Report chapter (1) Ano 1996 (1) País Germany (1) Idioma Inglês (1)		Ordenar por:  Relevância Autor Título Ano Registros recuperados: 1 Primeira ... 1 ... Última Dairy farm production strategy and nitrogen surplus Organic Eprints Halberg, Niels; Jensen, Carsten Hvelplund. Via public legislation minimum standards for the utilization of manure have been introduced as an obligatory part of fertilization planning. And many Danish livestock farmers have improved the utilization of manure during the last five to ten years. There is, however, still not consensus concerning the question of whether the results are sufficient to reduce the loss of nitrogen to ground water and the Danish marine environment to acceptable levels. In an analysis of 30 dairy farms Halberg et al. (1995) showed a variation in N surplus between 88 and 387 kg/ha depending on stocking rate and management. At ca. 1.4 livestock units1) per ha there was a difference between 250 and 116kg N/ha farm level surplus. It was concluded that differences between farms... Tipo: Report chapter Palavras-chave: Farming Systems; Farm nutrient management. Ano: 1996 URL: http://orgprints.org/13118/1/13118.pdf Registros recuperados: 1 Primeira ... 1 ... Última

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