of freshwater is used for agriculture
"We often have far too romantic views of food production, especially in Western Europe and the United States," says Sander van Golberdinge, Public Affairs Manager of Grodan, in this Gro-pinion.
Today on World Water Day, we share three tips from Grodan’s Best Practice Guidelines for Greenhouse Water Management to help you improve your greenhouse water cycle.
Efficiently watering crops grown on stone wool substrate is closely linked to the specific crop growth stage, the desired plant balance, the growth conditions and the outdoor climate (evaporation). Gordan's Gert-Jan Goes mentions some aspects that are currently important to focus on. “The weather is still relatively sombre, but when the sun does break through, caution is advised!"
In the greenhouse horticulture sector, we need to increase our contribution to the energy transition. Although this a big challenge for many, Gebroeders Vahl – cucumber growers who have heated their greenhouses with renewable geothermal energy since 2012 – see it as an opportunity.