Gerard Velthof

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WIMEK
Researcher DLO, Sustainable Soil Use

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Dive into the research topics where Gerard Velthof is active. These topic labels come from the works of this person. Together they form a unique fingerprint. If staff member(s) published prior to his/her WUR affiliation, it is possible that the publication overview, Fingerprint and network diagram are incomplete.

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Acidification of manure reduces gaseous emissions and nutrient losses from subsequent composting process
Cao, Y., Wang, X., Liu, L., Velthof, G. L., Misselbrook, T., Bai, Z. & Ma, L., 15 Jun 2020, In : Journal of Environmental Management. 264, 110454.
Research output: Contribution to journal › Article › Academic › peer-review
2 Citations (Scopus)
Application of Mineral Concentrates from Processed Manure
Velthof, G. L., Ehlert, P. A. I., Schroder, J. J. & Curth-van Middelkoop, J. C., 2020, Biorefinery of Inorganics: Recovering Mineral Nutrients from Biomass and Organic Waste. Meers, E., Velthof, G., Michels, E. & Rietra, R. (eds.). p. 260 296 p.
Research output: Chapter in Book/Report/Conference proceeding › Chapter
Benefits and trade-offs of replacing synthetic fertilizers by animal manures in crop production in China: A meta-analysis
Zhang, X., Fang, Q., Zhang, T., Ma, W., Velthof, G. L., Hou, Y., Oenema, O. & Zhang, F., Feb 2020, In : Global Change Biology. 26, 2, p. 888-900
Research output: Contribution to journal › Article › Academic › peer-review
27 Citations (Scopus)
Biorefinery of Inorganics: Recovering Mineral Nutrients from Biomass and Organic Waste
Meers, E., Velthof, G. L., Michels, E. & Rietra, R. P. J. J., 15 May 2020, Wiley. 472 p.
Research output: Book/Report › Book editing › Academic
Can dietary manipulations improve the productivity of pigs with lower environmental and economic cost? A global meta-analysis
Wang, H., Long, W., Chadwick, D., Velthof, G. L., Oenema, O., Ma, W., Wang, J., Qin, W., Hou, Y. & Zhang, F., 15 Feb 2020, In : Agriculture, Ecosystems and Environment. 289, 106748.
Research output: Contribution to journal › Article › Academic › peer-review
5 Citations (Scopus)

80 Consultancy
5 Public lecture/debate/seminar
1 Oral presentation

Effect organische stof op nitraatuitspoeling
G.L. Velthof (Speaker)
7 Mar 2018
Activity: Talk or presentation › Oral presentation › Other
CDM-advies: Update beoordeling derogatie-opties
O. Oenema (Consultant) & G.L. Velthof (Consultant)
26 Jan 2018
Activity: Consultancy › Other
CDM-advies: Verlenging uitrijdperiode dierlijke mest in verband met droogte
O. Oenema (Consultant) & G.L. Velthof (Consultant)
14 Aug 2018
Activity: Consultancy › Other
CDM-advies: Effecten van beweiding en mesttoediening op ammoniakemissies
O. Oenema (Consultant) & G.L. Velthof (Consultant)
28 Jun 2018
Activity: Consultancy › Other
CDM-advies: Beoordeling alternatieve mesttoedieningssystemen
O. Oenema (Advisor) & G.L. Velthof (Advisor)
31 Aug 2017
Activity: Consultancy › Other

Tackling the nitrogen problem in five stages
Tia Hermans, Jan Dijkstra, Nina Smits, Karin Groenestein, Nico Ogink, Jan Huijsmans, Gerard Velthof, Raymond Jongschaap, Peter Geerdink, Sandra Munniks, Roel Jongeneel & Marc Ravesloot
18/06/20 → 19/06/20
2 Media contributions
Press/Media: Expert Comment › Other
-Bangor University: Relocating China's pig industry could have unintended consequences
O. Oenema & G.L. Velthof
9/10/19
2 items of Media coverage
Press/Media: Research › Other
'Maatregelen zesde actieprogramma nog niet voldoende'
Gerard Velthof
17/01/18
1 Media contribution
Press/Media: Research › Other
Waterkwaliteit beter maar nog niet op orde
G.L. Velthof
18/12/17
1 Media contribution
Press/Media: Research › Other
Fosfaatplafond ook cruciaal voor Kaderrichtlijn Water : melkveehouderij goed op weg naar realisatie Nitraatrichtlijn
Gerard Velthof
15/12/16
1 item of Media coverage
Press/Media: Expert Comment › Other

6 Active
41 Finished

Measuring and modelling the effects of soil management on peat subsidence and emissions of carbon dioxide and nitrous oxide.
Blondeau, E., Velthof, G., van Gerven, L. & van Groenigen, J.
1/09/20 → …
Project: PhD
SL Effecten van koolstofopslag op lachgasemissie uit landbouwgronden (BO-53-002-029, BO-53-002-021)
Velthof, G.
1/01/19 → 31/12/21
Project: EZproject
AF-EU-17030 - FAIRWAY (BO-55-101-001, BO-47-002-006, BO-31.03-007-009)
Velthof, G.
1/01/17 → 31/12/21
Project: EZproject
China’s livestock transition: driving forces, impacts and consequences.
Bai, Z., Oenema, O. & Velthof, G.
1/07/15 → …
Project: PhD
Commissie deskundigen meststoffenwet (BO-43-101-002, BO-43-012.02-003, BO-20-004-013)
Velthof, G.
1/01/13 → 31/12/22
Project: EZproject