Adaptive greenhouses could reduce the costs of heating and dehumidification by 30 to 60 per cent.

Adaptive greenhouses can achieve energy savings of up to 60%

Adaptive greenhouses, fitted with a cover that can be adapted to the outside climate on a monthly or even hourly basis for example, could ...
Integrated pest control goes mobile

Integrated pest control goes mobile

Koppert Biological Systems successfully completed the test phase of a mobile app plus online dashboard that identifies and analyses problems in the field. This ...
The key topic of the AgroEnergy symposium was: ‘How can tomorrow’s energy be applied to today’s greenhouse?’

‘Energy will be available practically for free in 20 or 30 years’

The bi-annual AgroEnergy symposium was held at the Rotterdam STC Building’s Lloyd Hall on 21 January 2016. The key topic of the symposium was: ...
On 21 January 2016 a seminar was held at Priva in De Lier with the title ‘Geothermal energy, how difficult can this be?!’

Room for 324 MW geothermal heat in the Westland and Oostland regions

On 21 January 2016 a seminar was held at Priva in De Lier with the title ‘Geothermal energy, how difficult can this be?!’ Geology ...
Taking natural crop protection against aphids to a higher level

Taking natural crop protection against aphids to a higher level

Aphiscout, Koppert Biological Systems’ new parasitic wasp mix, is taking natural crop protection against aphids to a higher level. Koppert Biological Systems introduced Aphiscout at ...
Wageningen University tests water conservation technology in the Middle East

Wageningen University tests water conservation technology in the Middle East

The greenhouse horticulture division of Wageningen University Research Centre is involved in setting up research centres in the field of water conservation in the ...
‘Production results are satisfactory but we need to raise the bar each year.’

‘Production results are satisfactory but we need to raise the bar each year.’

Although their revolutionary greenhouse has had a superb first year, the brothers Duijvestijn see room for improvement. Technically there are still gains to be ...
This is the fourth time that trial station Proeftuin Zwaagdijk successfully concluded a trial investigating the hydroponic culture of chrysanthemums.

Hydroponically grown chrysanthemum trial successful for fourth time in a row

This is the fourth time in a row that trial station Proeftuin Zwaagdijk successfully concluded a trial investigating the hydroponic culture of chrysanthemums. No ...
Iron is essential for photosynthesis and respiration

Iron is essential for photosynthesis and respiration

Iron plays a major role in photosynthesis. That’s why a shortage directly affects the production capacity of the plant. The application of chelates has ...
Use compost to increase resistance to plant diseases

Use compost to increase resistance to plant diseases

In biological cultivation every opportunity to control soil-borne diseases is a bonus. The idea of providing compost components that can make the soil more ...
Chrysanthemum nursery ends up being guinea pig for diffuse glass

Chrysanthemum nursery ends up being guinea pig for diffuse glass

Linflowers is the first chrysanthemum nursery in the Netherlands to have diffuse glass. It was a difficult choice because apart from a lack of ...
Regular control and maintenance of doors necessary

Regular control and maintenance of doors necessary

All sorts of doors are fitted within horticultural companies. These can be automatic doors such as overhead, high speed and sliding doors, but also ...
Bees and bumblebees useful for crop protection as well as pollinating

Bees and bumblebees useful for crop protection as well as pollinating

Bees and bumblebees are, thanks to their build and behaviour, good pollinators. But they have additional potential. They are also useful for disease control ...
‘With good bacteria and fungi you can win the war in the slab’

‘With good bacteria and fungi you can win the war in the slab’

Plants are just like people. The fitter they are, the more resistant they are to diseases. But how do you create such a fit ...
‘Carefully compile a wish list and measure objectively’

‘Carefully compile a wish list and measure objectively’

Growers know that a diffuse roof – with or without an anti-reflective coating – offers added value compared with traditional greenhouse glass. However, it ...
Understanding photosynthesis important for CO2 dosing and lighting

Understanding photosynthesis important for CO2 dosing and lighting

It used to be rare to come across plants that bind CO2 mainly at night: CAM plants. But it’s no longer an exception in ...
Plugs and trays replace containers and lead to more uniform plants

Plugs and trays replace containers and lead to more uniform plants

After a run-up of several years breeders and propagators of phalaenopsis are switching over to propagation in plugs. Meanwhile three Dutch suppliers of plugs ...
A stable pH in the pot requires knowledge and craftsmanship

A stable pH in the pot requires knowledge and craftsmanship

Organic substrate mixtures are prepared according to customer specifications to contain the nutrients and acidity (pH) required. During cultivation the pH in the root ...
Australian marketing success supported by Dutch cultivation know-how

Australian marketing success supported by Dutch cultivation know-how

Greenhouse horticulture in Australia is growing considerably. Flavorite was one of its pioneers and continues to lead the way. The company emerged from the ...
Steering with high EC improves taste and quality of fruits

Steering with high EC improves taste and quality of fruits

With a little more effort you can improve even more. This is the approach behind new trials aimed at optimizing water and fertiliser use ...
Trial aims to show how LEDs can be used to steer commercial crop

Trial aims to show how LEDs can be used to steer commercial crop

The application of LED lighting in greenhouse horticulture is still in its infancy. A few nurseries are already using LEDs, mostly red and blue ...
Contributing to the region’s self-sufficiency in vegetable production

Contributing to the region’s self-sufficiency in vegetable production

Agro-Invest’s new 20 ha greenhouse, located in the Kaluga region of Russia, has successfully completed its first growing season. This is the first stage ...
‘Tasty Tom is mentioned in the same breath as Chiquita and Zespri’

‘Tasty Tom is mentioned in the same breath as Chiquita and Zespri’

Tasty Tom has been around for twenty years, during which period this flavourful fruit has grown into a renowned brand and a standard of ...
The Extracts Library of the Plant Centre for Plant Compounds contains over 2,200 extracts obtained from horticultural crops in the Netherlands.

Centre of Expertise for Plant Compounds launches Extracts Library

Mid-December saw the opening of the Extracts Library of the Plant Centre for Plant Compounds at the Keukenhof. This library contains over 2,200 extracts ...
'A good climate computer system is essential to prevent diseases in the crop', says tomato grower Frank van Kleef.

‘A good growing climate produces healthier plants.’

Royal Pride is one of the few companies in Holland that is allowed to display the Milieukeurmerk (Dutch quality mark), so the bar on ...
The financing may not be finalised yet, but the product - glass cladding for greenhouses that generates energy - is ripe for production.

Brite Solar Glass generates electricity for greenhouses

The financing may not be finalised yet, but the product - glass cladding for greenhouses that generates energy - is ripe for production. Brite ...
Manufacturers and horticultural suppliers alike have been expressing increasing interest in the development and market for plant strengtheners.

Increasing range of plant strengtheners available

Manufacturers and horticultural suppliers alike have been expressing increasing interest in the development and market for plant strengtheners. A whole series of products based ...
Plant-e was commissioned to conduct a pilot in which green electricity is generated by plants growing on the wet grasslands near a motorway.

Dutch startup Plant-e tests green electricity derived from grass

Plant-e was commissioned this autumn by the Province of Zuid-Holland and the Delfland Water Board to conduct a pilot in which green electricity is ...
'The interests of the whole should be given priority over the interests of the individual.'

‘The interests of the whole should be given priority over the interests of the i...

Tomato grower Frank van Kleef of Royal Pride believes a lot can still be done regarding cooperation between the horticultural and industrial sectors in ...
Resilient crops and robust cultivation systems are in the spotlight these days.

Plant resilience is becoming the new standard

Resilient crops and robust cultivation systems are in the spotlight these days. We want plants that are tough enough to withstand disease from mere ...