Agronomy for Sustainable Development, Agronomy

Nitrogen fertilizer value of cattle manure applied on soils originating from organic and conventional farming systems

Monika Langmeier, Emmanuel Frossard, Michael Kreuzer, Paul Mäder, David Dubois and Astrid Oberson

Agronomie, 22 7-8 (2002) 789-800

DOI: 10.1051/agro:2002044

Monika Langmeier

Emmanuel Frossard

Michael Kreuzer

Paul Mäder

David Dubois

Astrid Oberson

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