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...
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Vanilla is one of the most expensive spice in the world. It is highly used for the perfumery and the food industry, in fact, for both usages the vanillin content is the main target at the end of the extraction process. Indeed, the concentration...
Fogging system is an essential equipment in the greenhouse industry. The major advantage of the high pressure fogging is to flash evaporating billions of tiny water particles [...] It is more efficient than a low-pressure fogging to decrease...
Nowadays, more and more professionals are using multipsan greenhouses covered with plastic (PE) to dry raw material. The multispan greenhouses offer a large volume and the possibility of controlling the climate (passive/active) inside in order...
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).
Today, companies are working on photoluminescent films to cover the greenhouse roof and claddings. The new film has a pink color with new technical proprieties... These films are specially designed to modify and optimize the light spectrum
The Daily Light Integral (DLI) is is the amount of PAR received each day as a function of light intensity (instantaneous light: μmol·m -2 ·s -1 ) and duration (day). It is expressed as moles of light (mol) per square meter (m -2 ) per day (d -1...
An efficient combination of passive and active ventilation is one of the most important point of greenhouse design and operation management. The ventilation inside a greenhouse is not only the opening of the vents (roof / sides) but a complex...
The tomato or Lycopersicum esculentum Mill belongs to the Solanaceae family. The plant is native from Latin America (tropical climate). It has special requirements: sensitive to cold, very vulnerable to frost and hot winds. The temperature is a...
The algae development in hydroponic system for example is a major problem for the growers. It can affect the irrigation network and equipment (filter, pump, pipes) also the plant growth. Moreover, the fungus and bacteria expand in the algae...
