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Nitrates Directive

[摘要] Limits the maximum amount of N contained in manure per hectare to 170kgN/ha (210kgN/ha in first 4 years of programme)

[发布日期] 1991-01-01 [发布机构]

[效力级别] [学科分类] 全球变化

[关键词] [时效性]

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