Special Water 2021

Solar and wind-powered community greenhouse

The Cashew Gardens community has launched what is believed to be the country’s first solar- and wind-powered community greenhouse, with the help of stakeholder support. The community will grow short-term crops using hydroponics in the first instance, incorporate rainwater use through rainwater harvesting…

70 years of water storage systems in horticulture

As early as in 1951, Genap BV recognised the importance of storing water in earth dams. "At our first facility in Westzaan, we started manufacturing prefabricated geomembranes used for lining earth dams to hold rainwater. The collected rainwater would then be used as irrigation water for greenhouses,"…

"Which type of hydroponic system is better?"

Whether talking about nutrient film technique (NFT), deep water culture (DWC), drip irrigation systems, aeroponics systems, ebb and flow systems, or any other system we should agree that these are all just variations of irrigation systems. Suppliers of hydroponic systems will all tell you why theirs is…

Spanish water reservoirs at 50% of their capacity after the latest rains and ahead of the thaw

Spanish water reservoirs are at 50% of their total capacity after the rains recorded over the last week and ahead of the thaw and new rains that the State Meteorological…

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Study on integrated aquaculture-agriculture systems

This study compiles the growth of Tilapia fish in plastic tanks. This water was used to water a crop of mini bell pepper.  A preliminary assay was conducted to evaluate the feasibility of an integrated aquaculture-agriculture production system. Tilapia  was farmed in plastic tanks (500L), with and without bioflocs…

FAA issues first fully automated flight authorization

Drones capable of watering cabbages without human intervention

The US Federal Aviation Administration (FAA) is still developing rules on the use of drones, but individual companies are gradually getting some kind of license.  Now, the FAA for the first time approved fully automatic drone flights for commercial purposes. The permit was issued to a small Massachusetts company,…

US (AL): Studying poultry wastewater as way to irrigate crops

As fresh water supplies become increasingly limited and the world's population continues to grow, Auburn University College of Agriculture researchers are working on ways to find and utilize alternative water resources for irrigating crops. "One proven source that can meet this demand is wastewater,"…

New in-line fertilizer injection and irrigation unit showcased

GHBD Holland B.V., manufacturer and supplier of water treatment equipment for the horticultural and agricultural industry, introduces the new In-line fertilizer injection and irrigation unit. Jan Wijgerse of GHBD Holland has years of experience in exporting this equipment to many countries and knows the…

Hot-water treatment works against chilling injury symptoms in fresh tomatoes

Reducing the negative effects of chilling injury (CI) in tomatoes after harvest is fundamental to ensure good quality and to minimize losses. CI is a postharvest disorder…

Projar

"In winter, hydroponic irrigation must be adjusted to avoid problems caused by excess water"

In winter, low temperatures, high humidity and a lack of light can lead to the appearance of pathogenic fungi or to problems caused by the degradation of the plants' root system, mainly due to inadequate irrigation. Although the meteorological conditions that affect the crop are not the same in summer as…

Evapotranspiration partitioning of greenhouse grown tomato

New study on water productivity in greenhouses

Greenhouse industry has been rapidly expanded worldwide. An accurate partitioning evapotranspiration (ET) into transpiration (T r) and evaporation (E s) is critical for developing precise irrigation scheduling and enhancing water productivity in greenhouses. In a new research, a team proposed a modified…

New research on use of irrigation and nitrogen in tomato greenhouses

Water and nitrogen are two main factors affecting crop yield and quality, and their optimization is crucial for sustainable agriculture production. In this study, the results of a three-year (2017–2019) experiment were presented to reveal the effects of irrigation and nitrogen rate on yield, crop water…

New ideas to separate specific nutrients from wastewater

The possibility of extracting specific nutrients from waste water in a very targeted manner is becoming increasingly important. Louis de Smet's research group, part of Organic…

Dutch grower's closed water supply was already innovative 40 years ago

On 5 January 1981, a Dutch grower close off his water supply. He had found traces of a toxic disinfectant in his tap water. This was the subject of the Dutch Broadcasting Agency's (NOS) very first 'Jeugdjournaal', a news program focused on youngsters specifically. Now, 40 years later, people looked back on…

Drinking water concept important aspect in future of film company

For Annemieke Aal and Martijn Riewald with Gauris, film is the common theme of their working life. Two years ago, the entrepreneurs switched to greenhouse horticulture. According to the film makers, the still relatively new glasshouse horticulture film player feels completely at home in the world of…

Key patent protection for on-site peroxide generation technology

HPNow announced that the European Patent Office has issued European Patent No. 3430182 granting it protection for key technology breakthroughs in direct electrochemical peroxide generation. HPNow’s core technology is direct electrochemical synthesis of hydrogen peroxide from electricity, water and air.…

January: Special Water 2021

Thirsty yet? Or are your plants? For sure we can help you with this. This month, we will pay more attention to water on the HortiDaily newsletter. Think of water basins, silos, drippers, drain water purification or, let's hope not, water nuisance. And perhaps snow or ice, although nowadays it seems to be more about ice in…


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