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Mineral policy in the Netherlands and nitrate policy within the European Community
Henkens, P. L. C. M.; Van Keulen, H. KONINKLIJK GENOOTSCHAP LANDBOUWWETENSCHAP 2001 p.117-134
Nitrogen management on experimental dairy farm `De Marke'; farming system, objectives and results
Hilhorst, G. J.; Oenema, J.; Van Keulen, H. KONINKLIJK GENOOTSCHAP LANDBOUWWETENSCHAP 2001 p.135-152
Nitrogen management on experimental dairy farm `De Marke'; farming system, objectives and results
Hilhorst, G. J.;Oenema, J.;Van Keulen, H. Royal Netherlands Society for Agricultural Sciences 2001 p.135-152
Aarts, H. F. M.; Conijn, J. G.; Corre, W. J. KONINKLIJK GENOOTSCHAP LANDBOUWWETENSCHAP 2001 p.153-162
Aarts, H. F. M.;Conijn, J. G.;Corre, W. J. Royal Netherlands Society for Agricultural Sciences 2001 p.153-162
Nitrate in the upper groundwater of `De Marke' and other farms
Boumans, L. J. M.; Fraters, B.; Van Drecht, G. KONINKLIJK GENOOTSCHAP LANDBOUWWETENSCHAP 2001 p.163-178
Nitrate in the upper groundwater of `De Marke' and other farms
Boumans, L. J. M.;Fraters, B.;Van Drecht, G. Royal Netherlands Society for Agricultural Sciences 2001 p.163-178
Economics of environmental measures on experimental farm `De Marke'
De Haan, M. H. A. KONINKLIJK GENOOTSCHAP LANDBOUWWETENSCHAP 2001 p.179-194
Economics of environmental measures on experimental farm `De Marke'
De Haan, M. H. A. Royal Netherlands Society for Agricultural Sciences 2001 p.179-194