<ctx:context-object timestamp="2009-08-20T14:39:22Z" xsi:schemaLocation="info:ofi/fmt:xml:xsd:ctx http://www.openurl.info/registry/docs/info:ofi/fmt:xml:xsd:ctx" xmlns:xsi="http://www.w3.org/2001/XML" xmlns:ctx="info:ofi/fmt:xml:xsd:ctx"><ctx:referent><ctx:identifier>info:oai:orgprints.org:13548</ctx:identifier><ctx:metadata-by-val><ctx:format>info:ofi/fmt:xml:xsd:oai_dc</ctx:format><ctx:metadata><oai_dc:dc xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/">
        <dc:title>Soil Nitrogen: research and extension</dc:title>
        <dc:subject> Nutrient turnover</dc:subject>
        <dc:subject> Soil</dc:subject>
        <dc:description>These are the proceedings of the 4th QLIF workshiop with contributions of several European soil and nitrogen researchers.</dc:description>
        <dc:contributor>van der Burgt, Ir. G.J.H.M</dc:contributor>
        <dc:contributor>Timmermans, Dr. B.G.H.</dc:contributor>
        <dc:date>2008</dc:date>
        <dc:type>Proceedings</dc:type>
        <dc:type>NonPeerReviewed</dc:type>
        <dc:format>application/pdf</dc:format>
        <dc:identifier>http://orgprints.org/13548/1/QLIF_2008__Nitrogen.pdf</dc:identifier>
        <dc:identifier>van der Burgt, Ir. G.J.H.M and Timmermans, Dr. B.G.H. (Eds.) (2008) Soil Nitrogen: research and extension. Proceedings of 4th QLIF workshop, Driebergen, the Netherlands, 13-15 February 2008.</dc:identifier>
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