Literaturrecherche

Literatur Kleinhanß W, Becker H, Schleef K-H (1997) Impacts of agri-environmental policy measures on nitrogen emissions from agriculture. In: Romstad E, Simonsen J, Vatn A (eds) Controlling mineral emissions in European agriculture : economics, policies, and the environment ; [based on selected papers from a workshop held near Oslo in January 1996]. Wallingford: CAB International, pp 137-156