title: Soil Nitrogen: research and extension subject: Nutrient turnover subject: Soil description: These are the proceedings of the 4th QLIF workshiop with contributions of several European soil and nitrogen researchers. contributor: van der Burgt, Ir. G.J.H.M contributor: Timmermans, Dr. B.G.H. date: 2008 type: Proceedings type: NonPeerReviewed format: application/pdf identifier: http://orgprints.org/13548/1/QLIF_2008__Nitrogen.pdf 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. relation: http://orgprints.org/13548/