Activities per year
Activities
- 1 - 50 out of 75 results
Search results
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Promotion of healthy crop growth by cover crops-based steering of the soil microbiome
Sara Cazzaniga (Speaker), Sven van den Elsen (Speaker), Carin Lombaers-van der Plas (Speaker), Johnny Visser (Speaker), Joeke Postma (Speaker), Liesje Mommer (Speaker) & Hans Helder (Speaker)
11 Jul 2022Activity: Talk or presentation › Oral presentation › Academic
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De effecten van Bokashi’s en andere bodemverbeteraars op bodemorganismen
Gerard Korthals (Speaker), Paul Romkens (Contributor), Rene Rietra (Contributor), Pella Brinkman (Contributor), Viola Kurm (Contributor), Johnny Visser (Contributor) & Joop Spijker (Contributor)
20 Sept 2022Activity: Talk or presentation › Oral presentation › Professional
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Kennisprogramma Circulair terreinbeheer Aanpak en Resultaten 2021
Astrid Meier (Speaker), Amar Sjauw En Wa (Speaker), Gerard Korthals (Speaker), Rene Rietra (Speaker), Paul Römkens (Speaker), Joop Spijker (Speaker), Laura Timmermans (Speaker) & Johnny Visser (Speaker)
6 Jul 2021Activity: Talk or presentation › Public lecture/debate/seminar › Professional
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Plant- & Bodemgezondheidsdag | Presentatie 1: Gewasrotatie
Marie Wesselink (Speaker), Johnny Visser (Speaker) & Thea van Beers (Speaker)
16 Sept 2021Activity: Talk or presentation › Public lecture/debate/seminar › Professional
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Workshop bodempathogenen
Joeke Postma (Speaker), Aad Termorshuizen (Speaker) & Johnny Visser (Speaker)
16 Jan 2020Activity: Talk or presentation › Oral presentation › Other
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Doelgericht kiezen van groenbemesters op zandgrond - Groenbemesterdag 2020
Leendert Molendijk (Speaker), Brigitte Kroonen-Backbier (Speaker) & Johnny Visser (Speaker)
30 Jun 2020Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Maatregelen tegen bodemziektes
Joeke Postma (Speaker), Johnny Visser (Speaker), Mirjam Schilder (Contributor), Leendert Molendijk (Contributor) & Gerard Korthals (Contributor)
16 Jan 2020Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemweerbaarheid & bodemleven.
J. Postma (Speaker), M.T. Schilder (Contributor) & J.H.M. Visser (Contributor)
2018Activity: Talk or presentation › Oral presentation › Other
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Sturen op bodemweerbaarheid door toediening van organische reststromen
J. Postma (Speaker), M.T. Schilder (Contributor), J.H.M. Visser (Contributor), P.J.M. Vreeburg (Contributor), G.J. van Os (Contributor), J. Bloem (Contributor) & G.W. Korthals (Contributor)
7 Sept 2017Activity: Talk or presentation › Oral presentation › Other
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Congres Beter Bodembeheer
Johnny Visser (Participant)
4 Oct 2016Activity: Participating in or organising an event › Participation in or organising a workshop, seminar, course › Other
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Lezing Biofumigatie
Johnny Visser (Speaker)
3 May 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid binnen bedrijfsystemen
Johnny Visser (Speaker)
4 Mar 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Waardplantgeschiktheid nieuwe groenbemesters, groenbemesters en aaltjes
Johnny Visser (Speaker)
15 Nov 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Betere detectie van het quarantaineaaltje Meloidogyne chitwoodi
Johnny Visser (Speaker)
17 May 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Groenbemesters en aaltjes
Johnny Visser (Speaker)
29 Aug 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid binnen bedrijfssystemen
Johnny Visser (Speaker)
5 Mar 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes herkennen en schade
Johnny Visser (Speaker)
22 Feb 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid en BodemKwaliteit op Zand, resultaten biologische parameters
Johnny Visser (Speaker)
18 Nov 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Groenbemesters en aaltjes
Johnny Visser (Speaker)
15 Nov 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid binnen bedrijfssystemen, Bio vs Geïntegreerd
Johnny Visser (Speaker)
13 Nov 2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemkwaliteit Veenkolonien,
Johnny Visser (Speaker)
2013 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid binnen bedrijfssystemen
Johnny Visser (Speaker)
9 Feb 2012 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Betere detectie van het quarantaineaaltje Meloidogyne chitwoodi; relatie grond - knolbesmetting
Johnny Visser (Speaker)
24 Apr 2012 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid binnen bedrijfssystemen
Johnny Visser (Speaker)
10 Feb 2012 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemmoeheid Fruit
Johnny Visser (Speaker)
6 Aug 2012 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Waardplantgeschiktheid nieuwe groenbemesters
Johnny Visser (Speaker)
6 Dec 2012 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid
Johnny Visser (Speaker)
22 Apr 2011 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Groenbemesters en aaltjes
Johnny Visser (Speaker)
10 Feb 2011 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid
Johnny Visser (Speaker)
13 Sept 2011 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid binnen bedrijfssystemen:BODEM!
Johnny Visser (Speaker)
12 Nov 2010 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemgezondheid binnen bedrijfssystemen:BODEM!
Johnny Visser (Speaker)
25 Nov 2010 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Meloidogyne
Johnny Visser (Speaker)
21 Dec 2010 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Het maiswortelknobbelaaltje Meloidogyne chitwoodi een aaltjessoort om alert op te zijn
Johnny Visser (Speaker)
9 Feb 2009 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Ringtest
Johnny Visser (Speaker)
3 Apr 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltje en prei
Johnny Visser (Speaker)
14 Nov 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes en groenbemesters
Johnny Visser (Speaker)
18 Dec 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Begeleiding Melo. Wieringermeer
Johnny Visser (Speaker)
4 Jul 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes en pootgoed
Johnny Visser (Speaker)
3 Dec 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes (beheersing), Trichodoriden en WKA
Johnny Visser (Speaker)
6 Mar 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Inleiding biofumigatie
Johnny Visser (Speaker)
10 Sept 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Biofumigatie vanggewassen
Johnny Visser (Speaker)
28 Aug 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes en pootgoed
Johnny Visser (Speaker)
20 Nov 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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ABS
Johnny Visser (Speaker)
14 Mar 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes en pootgoed
Johnny Visser (Speaker)
20 Dec 2008 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Mc weerbaar
Johnny Visser (Speaker)
20 Mar 2007 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes: bedreiging of uitdaging voor uw bouwplan
Johnny Visser (Speaker)
14 Feb 2007 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjesschade in prei
Johnny Visser (Speaker)
12 Oct 2007 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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ABS en energiegewassen
Johnny Visser (Speaker)
14 Sept 2007 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Bodemweerbaarheid tegen M. chitwood
Johnny Visser (Speaker)
20 Mar 2007 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other
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Aaltjes en aaltjesbeheersing
Johnny Visser (Speaker)
9 Oct 2007 → …Activity: Talk or presentation › Public lecture/debate/seminar › Other