info:oai:orgprints.org:7469info:ofi/fmt:xml:xsd:bookNeumannHelgeNeumann, Dr. HelgeBisschop-LarsenLeifBisschop-Larsen, LeifLogesRalfLoges, Dr. RalfTaubeFriedhelmTaube, Prof. Dr. Friedhelm2006Impact of organic agriculture on diversity and abundance of farmland birds in an arable landscape with hedgesproceeding