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Enrico & Jacopo – Cbweed Growers Department, Italy

The major purposes of air flow is to control the temperature and humidity to the optimum level, and to ensure movement of air and thus prevent the construct-up of plant pathogens (such as Botrytis cinerea) that prefer still air conditions. Ventilation also ensures a provide of recent air for photosynthesis and plant respiration, and will allow necessary pollinators to access the greenhouse crop. CO2 and the opposite forcing greenhouse gases are the key gases within the Earth’s environment that maintain the greenhouse impact and control its power. In fact, the greenhouse effect would collapse were it not for the presence of CO2 and the other non-condensing greenhouse gases.

Firstly, there may be the greenhouse effect, after which there is world warming. The greenhouse impact is attributable to certain gases (and clouds) absorbing and re-emitting the infrared radiating from Earth…™s surface. It at present retains our planet 20°C to 30°C warmer than it would be otherwise. Global warming is the rise in temperatures brought on by a rise in the levels of greenhouse gases because of human exercise.

We…™ve talked about passive photo voltaic heating in the greenhouse, however this is only one half of the equation. Ventilation is essential to cool the greenhouse, and maintain plants wholesome.

Moving air forces vegetation to grow stronger and reduces issues the danger of molds, insects and pathogens. This system uses followers to circulate air underground and store warmth in the soil beneath the greenhouse.

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