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VisReportage : Terugkeer van de Kwabaal [Video]
2026
In de prachtige beek de Beerze, hartje Brabant, sta ik samen met Mark Scheepens (Waterschap De Dommel) in het water! Op zoek naar de kwabaal en andere beekleven. Juist in het late najaar zijn veel vissen actief; sommige gaan stroomafwaarts naar overw ...
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Is renewable also sustainable? – The case of biogas: Understand biogas sustainability beyond its climate contribution [Proefschrift]
Hoàng, D.L. \ 2026
Biogas is promoted to play a role in the renewable energy transition and to serve as a multifunctional environmental solution. Its rapid growth and cross-sectoral benefits highlights the need for a holistic understanding of biogas beyond its climate ...
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Uireka : Zo werk je aan een weerbare uienteelt [Video]
2026
Veranderend weer en een krimpend pakket gewasbeschermingsmiddelen maken een goede uienopbrengst uitdagender. Vanuit het Uireka-onderzoek is bekeken hoe de weerbaarheid van uien vergroot kan worden. Dit kan bijvoorbeeld via verhoogde ruggen voor een b ...
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Building a resilient bioeconomy : April 2023-May 2025 [Boek]
Meijl, Hans van \ Berkum, Siemen van \ Bos, Harriëtte \ Vellinga, Theun \ 2026
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Rigorous crop changeover requires scheduling, time and precision : A robust hygiene protocol must be comprehensive \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Gerbrandy, A. \ 2026
A robust hygiene protocol for the crop changeover requires a well-conceived plan, precise scheduling and ample time. Cleaning and disinfecting the greenhouse and the operational areas is crucial. Growers can seek advice from a consultant who is famil ...
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Coping or crumbling: a comparative study of drought vulnerability between commercial- and smallholder farmers in Golomoti, Malawi [Studentenverslag]
Schoutsen, M.J. \ 2026
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Omgevingsvisie gemeente Land van Cuijk : Toetsingsadvies over het milieueffectrapport [Boek]
Dijk, J.J. van \ Hartog, J. de \ Molen, P. van der \ Sillevis Smitt, R. \ Sukkel, W. \ Verspui, M. \ 2026
De gemeente Land van Cuijk wil een nieuwe omgevingsvisie vaststellen. Dit is een integrale visie met strategische beleidskeuzes voor de fysieke leefomgeving tot en met 2050. De gemeente heeft onder meer ambities op het gebied van water, natuur, landb ...
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Programma Oostflank, gemeente Purmerend : Toetsingsadvies over het milieueffectrapport [Boek]
Dijk, J.J. van \ Molen, P. van der \ Hooimeijer, F. \ Peters, B. \ Schepers, B. \ 2026
De gemeente Purmerend wil de oostkant van de stad, Oostflank, verder ontwikkelen. Het plan is om hier circa 5.000 tot 5.800 woningen te bouwen en bijbehorende voorzieningen te realiseren, zoals scholen en winkels. Het Purmerbos blijft behouden als na ...
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Towards functionalised bacterial cellulose: assessing coexistence in a SCOBY-based K. sucrofermentans - S. cerevisiae coculture [Studentenverslag]
Gormezano Kasuto, I. \ 2026
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Grounds for climate neutrality : exploring post-carbon futures of gas stations in the urban and peri-urban environment of Arnhem [Studentenverslag]
Baumgardt, V.J. \ 2026
This study explores how gas stations in the urban and peri-urban environment of Arnhem can be transformed by integrating strategies for climate neutrality with spatial quality improvements of the site. This exploration has led to the proposal of a ne ...
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Recoat : biobased grondstoffen voor de coatingsector : wiki Groen Kennisnet [Website]
Ruhl, R. \ 2026
Dit innovatieve project richt zich op kennisoverdracht en kennisdeling over de reductie van de ecologische voetafdruk van verven, inkten, lijmen en kitten door gebruik van biobased grondstoffen.
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Plenty of reasons to take green light in lighting more seriously : Improving water usage leads to further research \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Chen, Y. \ Kaiser, E. \ Heuvelink, E. \ Kierkels, T. \ 2026
For the first time, all the relevant research on green light has been analysed. Partially replacing red/blue or white LEDs with green increases water use efficiency at leaf level by 15%. This finding is leading to further research. Other effects incl ...
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Peter Evers: 'With third screen closed, we use 30 percent less energy' : Lily grower saves money without sacrificing quality \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Arkesteijn, M. \ Bentvelsen, M. \ 2026
At its 5.5-hectare site in Moerkapelle (South Holland), the Bredefleur lily nursery has installed a third energy screen on a second wire bed below the existing two screens. Following extensive calculations and despite additional installation costs an ...
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Hygiene, resistance and antagonists can prevent Fusarium infection : Rise in problems has multiple causes \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Staalduinen, J. van \ Arkesteijn, M. \ 2026
The growing Fusarium problem is the result of a complex web of factors. According to experts, there are still many unanswered questions. The solutions will need to take an integrated approach, based on stricter hygiene protocols, good climate control ...
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Advanced automation makes lettuce cultivation more efficient and sustainable : Semi-closed greenhouse with annual yields of 90 kg per m2 \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Radford, L. \ 2026
Based in Louisa, Virginia, Equinox Growers is a 5 ha semi-closed greenhouse facility growing high-quality cut lettuce year round. Every stage of the company's lettuce propagation, cultivation and packing activities is highly automated, resulting in h ...
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Hydrophilic materials allow more light through wet greenhouse roofs in winter : Precise performance depends on type of treatment \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Lier, A. van \ 2026
Hydrophilic glass coatings and film ensure higher light transmission when the greenhouse roof is wet due to condensation in the winter months, according to recent research. Some treatments also allow more light through in dry conditions. The degree o ...
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Alternative substrates perform well for tomato and sweet pepper : Adjusting irrigation for wood fibre, coir and perlite \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Kierkels, T. \ 2026
Interest in alternative substrates is growing, driven particularly by the rising costs of rockwool. The Hoogstraten Research Centre in Belgium is running a rolling series of trials to test the performance of alternatives for fruiting vegetables. The ...
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Multiple routes to a robust variety: resistance or reduced susceptibility : What exactly is resistance? \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Wolters, J. \ Heuvelink, E. \ Kierkels, T. \ 2026
Growing resistant varieties reduces the need for chemical crop protection. All plants possess basic defences against harmful fungi, but targeted control of a specific pathogen requires more, namely recognition of characteristic fungal proteins. Effec ...
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Werner Janssen: 'I'm always looking for ways to improve in every area' : German pot plant grower goes C02-neutral and peat-free \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Lier, A. van \ 2026
Werner Janssen is one of Germany's largest Saintpaulia growers. But with demand for this product declining, the nursery has recently been focusing more on producing other pot plants. He has managed to transition to carbon-neutral production over the ...
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Using CO2 from outdoor air is promising option in cucumber : Further development needed to significantly reduce costs \ In greenhouses : the international magazine for greenhouse growers [Artikel]
Kierkels, T. \ 2026
Alternative sources of C02 will be needed in the years ahead. Capturing it from outdoor air is one possibility, although the technologies available have been developed outside the greenhouse horticulture sector. WUR will be trialling various systems ...
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