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[ 发表于: Pollution ]
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cultivos intermedios

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Analysis of environmental policy measures aimed at reducing nitrogen leaching at the farm level

1998

Hasler, B. (National Environmental Research Institute, Department for Policy Analysis, P.O. Box 358, 4000 Roskilde (Denmark))

politique de l'environnement nitrogen catch crops leaching cultivos intermedios economie nitrogeno betail plante de culture derobee lixiviacion cereale manures ...
Department for Environment, Food and Rural Affairs - United Kingdom