Category - AGRONOMY

saffron cultivation under greenhouses in North-America

Introduction to saffron cultivation

11 June 2021

Saffron, Crocus sativus L., is a rare spice of great commercial value derived from the stigmas of the saffron flower. According to producers around the world it takes 75,000 flowers or 225,000 sorted stigmas to produce 0.5 kg of saffron. Hence...

10 maladies les plus répandues sous serres - 10 most common diseases in greenhouses

10 most common diseases found in the...

17 April 2021

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Diseases punctuate the life of greenhouse growers and horticulturalists. Prevention, compliance with sanitary instructions, regular monitoring and interventions (if necessary) are elements to be mastered.

Influence of CO2 concentration on the CO2 uptake

Plant physiology : photosynthesis, role of...

26 January 2021

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Photosynthesis is a bioenergetic process occurring in chlorophyll cells (located in chloroplasts) when photosynthetic active radiation (PAR) light is present. CO2 is an essential gas for the process of photosynthesis. This gas is present quite...

Intensive organic rapsberry cultivation under high-tunnel in North America

Raspberry cultivation in greenhouses: high...

30 December 2020

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Raspberry imports to North America have increased in recent years. Raspberry cultivation under protected environment can provide good yield in the fall if the duration of the growing season is long enough. Moreover, raspberries production under...

High-tech greenhouse for the aqualculture industry in North America a promising concept

Use of greenhouses in aquaculture: shrimps...

2 December 2020

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Shrimp farming is one of the fastest growing aquaculture sectors in many parts of the world. This sector has grown from a small-scale ancestral activity, in Southeast Asia to a global industry. Open-fields ponds without climate control and...

local production and alternative crops in 2020

Next-Generation of greenhouse growers in...

31 October 2020

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In general, three crops (vegetables / fruits) are the most represented in North America through the provinces and states. Indeed, tomatoes, peppers and cucumbers are frequently found in Canadian and American greenhouses. [...] Lately, high...

Intensive hemp production under plastic greenhouse

Benefits of hemp cultivation under...

23 March 2020

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Hemp (Cannabis sativa L.) has been cultivated for many years in the world. The plant has been used to make ropes, sails and clothing. Indeed, hemp fibers, found on the outside of the hemp stalk, are the most resistant...

Importance of a propre black out system in your cannabis hemp greenhouse to create light deprivation

Light Deprivation System: a key option for...

26 January 2020

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As mentionned in previous articles, growing cannabis outside under modern greenhouse has many advantages. Using passive and active ventilation strategies inside the greenhouse allow the grower to control the relative humidity concentration...

Dehumidification importance in a high-tech...

26 December 2019

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The control of the Relative Humidity (RH) in the air must be controlled in a high-tech greenhouse. Indeed, excess level of humidity can cause the development of mold and disease on plants especially cannabis...

Growing spirulina (Arthrospira genus) under...

10 November 2019

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The spirulina or Arthrospira platensis is a cyanobacteria with a spiral shape. The size is about one tenth of a millimeter, identifiable by its blue-green color. It has an high-content in protein (50-70 by dry weight).