Thijmen Tiersma

2 weeks ago | verticalfarmdaily.com | Thijmen Tiersma

For growers it is important to understand that plant nutrition isn't just about what nutrients are provided; it's about what nutrients the plants can actually absorb. Marco Breekweg of Biomicrobes explains that the root zone is more important than most people think. Marco Breekweg at the Canadian Greenhouse Conference 2024 Experienced microbiologistOn a Tuesday afternoon in mid-April, the industrial hall at Microbac is bustling with activity as products are being packed.

2 weeks ago | hortidaily.com | Thijmen Tiersma

It took a while, but Aardwarmte Maasdijk is operational. At the usually unmanned mining location, where normally at most a single operator or maintenance technician can be found, a tent was set up on Thursday to celebrate an opening party. Since March 1, the project has been supplying heat to the first 24 greenhouse horticulture companies, and warm water is also flowing through the first pipelines of the Warmte Netwerk Westland (WNW), which can also be traded via a unique trading platform.

4 weeks ago | hortidaily.com | Thijmen Tiersma

On Tuesday afternoon, at the second VersPodium event—a Dutch knowledge-sharing platform for fruit and vegetable industry professionals—Sabine Devreese, the Vegetables Division Manager at BelOrta, hosted a group of Dutch visitors. She inquired about their associations with BelOrta, and their responses, including a variety of fresh, locally grown vegetables, large auctions, auction clocks, effective marketing, and the Ruby Red variety, delighted her.

4 weeks ago | freshplaza.com | Thijmen Tiersma

On Tuesday afternoon, at the second VersPodium event—a Dutch knowledge-sharing platform for fruit and vegetable industry professionals—Sabine Devreese, the Vegetables Division Manager at BelOrta, hosted a group of Dutch visitors. She inquired about their associations with BelOrta, and their responses, including a variety of fresh, locally grown vegetables, large auctions, auction clocks, effective marketing, and the Ruby Red variety, delighted her.

1 month ago | hortidaily.com | Thijmen Tiersma

"The same effect typically achieved with pipe heating has been accomplished through air movement instead," notes Ary de Jong of HortiTech, as he updates a select group of stakeholders on a trial using Caeli's fan system in tomato cultivation. Ary managed to have tomatoes on the plant in the demo greenhouse at Proof after a difficult, dark period in early February.