Gerard L. Velthof

发表

Effect van nalevering op het stikstofoverschot van akker- en tuinbouwbedrijven en van melkveebedrijven

J. R. van der Schoot, J. J. Schröder, Gerard L. Velthof, 2007 .

Agricultural practice and water quality on farms benefiting from derogation. Design and organisation of the monitoring network for 2006-2009 and annual report from 2008

B. Fraters, H.F.M. Aarts, J. W. Reijs, 2007 .

Stakeholder perceptions of manure treatment technologies in Denmark, Italy, the Netherlands and Spain

Paolo Balsari, Yong Hou, F. Gioelli, 2018 .

Landbouwpraktijk en waterkwaliteit op landbouwbedrijven aangemeld voor derogatie. Beschrijving van de meetnetopzet voor de periode 2006-2009 en de inhoud van de rapportages vanaf 2008

Lei, Pri, Alterra, 2007 .

Emissions of CO2, CH4 and N2O from pasture on drained peat soils in the Netherlands.

A. van den Pol-van Dasselaar, Arjan Hensen, Gerard L. Velthof, 1997 .

The impact of the Nitrates Directive on nitrogen emissions from agriculture in the EU-27 during 2000-2008.

Oene Oenema, Gerard L. Velthof, J. P. Lesschen, 2014, The Science of the total environment.

Integrated assessment of promising measures to decrease nitrogen losses from agriculture in EU-27

Zbigniew Klimont, H. P. Witzke, Oene Oenema, 2009 .

The European Nitrogen Assessment: Costs and benefits of nitrogen in the environment

Ing-Marie Gren, Roy Brouwer, Ari Rabl, 2011 .

Nitrous oxide emission from animal manures applied to soil under controlled conditions

Oene Oenema, Gerard L. Velthof, G. Velthof, 2003, Biology and Fertility of Soils.

A model for inventory of ammonia emissions from agriculture in the Netherlands

C. M. Groenestein, J.F.M. Huijsmans, Gerard L. Velthof, 2012 .

Mitigation of nitrous oxide emission from dairy farming systems

M. L. van Beusichem, Oene Oenema, Gerard L. Velthof, 1998 .

Nutrient losses from manure management in the European Union

D. A. Oudendag, Oene Oenema, Gerard L. Velthof, 2007 .

Nitrous oxide emission from soils amended with crop residues

Oene Oenema, Gerard L. Velthof, G. Velthof, 2002, Nutrient Cycling in Agroecosystems.

Reducing nitrous oxide emissions from the global food system

Carolien Kroeze, Mark A. Sutton, Lin Ma, 2014 .

A decision support system for the integrated evaluation of agricultural management on environmental quality

H. Kros, P.F.A.M. Römkens, Gerard L. Velthof, 2004 .

Nitrous oxide emission from urine-treated soil as influenced by urine composition and soil physical conditions

Gerard L. Velthof, Peter Kuikman, Jan Willem van Groenigen, 2005 .

Mitigation strategies for greenhouse gas emissions from animal production systems: synergy between measuring and modelling at different scales

J. W. van Groenigen, D. A. Oudendag, Oene Oenema, 2008 .

Permissible manure and fertilizer use in dairy farming systems on sandy soils in The Netherlands to comply with the Nitrates Directive target

J. J. Schröder, Gerard L. Velthof, W. Willems, 2007 .

Nitrogen in Current European Policies

Adrian Leip, Wilfried Winiwarter, Laura Valli, 2011 .

Development and application of the integrated nitrogen model MITERRA-EUROPE . Task 1 Service contract "Integrated measures in agriculture to reduce ammonia emissions"

D. A. Oudendag, Oene Oenema, Gerard L. Velthof, 2007 .