Management of nitrogen inputs on farm within the EU regulatory framework /
Berge, H. F. M. ten(Hein F. M. ten),1956-
Dijk, Wim van.
International Fertiliser Society.
York : International Fertiliser Society,
c2009.
Paper presented to the International Fertiliser Society at a meeting in Cambridge, on 9th December 2009.
Includes bibliographical references.
Nitrogen fertilizers
Nitrogen fertilizers