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First ask how heavy the roof washer should be
A grower is likely to have a problem if a slightly too heavy roof washer or chalking machine is driven over a greenhouse roof …
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‘Bring in the Dutch’
I am convinced that after all the developments that have taken place from soil to substrate; volume-orientated to customer orientated; from unlit to artificial …
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Agrosol profits from high-tech year round production
Spain is – perhaps wrongly – still often seen as a country with middle-tech greenhouse horticulture: that is crops grown in the open ground, …
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Coco peat and biochar are good alternatives for peat in potting soil
Most potting soils contain a large amount of peat. But clearly a turning point has been reached. More and more often growers, customers and …
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Wireless sensor gives representative image of water content in slab
Dutch tomato grower Kees Stijger, of Honselersdijk, believes that measuring the water content in a single substrate slab is not enough. Instead, he feels …
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Revolutionary greenhouse technology delivers higher yield and better quality
Japanese producer Kagome has recently completed its first season with a new tomato greenhouse complex designed and built by the Japanese company Daisen in …
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‘Plants are not just a number, they are very personal’
JD Propagation, of Victoria, Australia, had planned to pay off its first four greenhouses in five years. In fact, the business has grown so …
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Young fruits pull so hard, flowers above abort
Sweet peppers arrive in waves. New fruits lure so many assimilates towards them that the flowers above them abort. This article provides various suggestions …
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Chrysanthemum white rust
The first symptoms of chrysanthemum white rust (Puccinia horiana) are visible on the upper side of the leaf. These are light green to yellow …
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‘The art of high wire cucumbers is obtaining and maintaining the balance’
Every cucumber grower has his own strategy for achieving the best yield. Frank van Lipzig wants to grow sustainably, achieve a high quality as …