1990 …2022

Research output per year

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Research Output

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Conference paper
2014

Planning in a bio-based economy landscape development. Cascading from different directions

van der Knaap, W. G. M., Stobbelaar, D. J., Spijker, J. H. & Van Groningen, E., 2014.

Research output: Contribution to conferenceConference paperAcademicpeer-review

Open Access
2003

Weed control on hard surfaces in the Netherlands

Kempenaar, C. & Spijker, J. H., 2003, Proceedings of international Symposium on Non-Agricultural use of pesticides, Kopenhagen, 7-9 mei 2003. Kopenhagen: S.n., p. 73-74

Research output: Chapter in Book/Report/Conference proceedingConference paper

2002

Policies for conversion to non-chemical weed control at municipalities

Baardwijk, F. A. N. & Spijker, J. H., 2002, Proceedings; 6th international conference on diffuse pollution. S.l., IWA, [2002], pp. 196-200. p. 645-649

Research output: Chapter in Book/Report/Conference proceedingConference paper

Rational weed control on hard surfaces

Kempenaar, C., Spijker, J. H., Vermeulen, G. D. & Lotz, L. A. P., 2002, Proceedings 12th EWRS (European Weed Research Society) Symposium 2002 : EWRS, Wageningen, 2002 / L. Bastiaans et al. - Wageningen : EWRS, 2002. p. 162-163

Research output: Chapter in Book/Report/Conference proceedingConference paper

Open Access
1999

Huidige stand van zaken gebruik en effecten van chemische bestrijdingsmiddelen

Spijker, J. H., 1999, Studiedag MJP-g en provincies. Wageningen, Alterra etc., 1999.

Research output: Chapter in Book/Report/Conference proceedingConference paper

Overzicht van de activiteiten van de Nederlandse provincies

Spijker, J. H., 1999, Studiedag MJP-g en provincies. Wageningen, Alterra etc., 1999.

Research output: Chapter in Book/Report/Conference proceedingConference paper