- Country of manufactureKazakhstan
The greenhouse — the heated hotbed.
Represents a protective construction. It is applied to cultivation of early seedling (cabbage, tomatoes, cucumbers, flowers of seedlings, rooting of shanks or growing of pottery plants), to the subsequent jumping in an open ground. But unlike a hotbed the sizes and system of heating allows to organize all cycle of cultivation of this or that culture. Become covered, plastic or cellular polycarbonate. In them the infrared radiation proceeding from the sun or pipes of heating warms up plants and the soil. The air heated from an internal surface is kept in a design by a roof and walls.
Material of which walls consist plays a role of selectively transferring environment for various spectral frequencies, its action consists in catching of energy in a greenhouse by means of what heat up both plants, and the soil. It heats air near the soil which does not rise up and does not filter outside.
The largest complex of greenhouses is in the Spanish province Almeria. And in. Moscow is available largest hothouse complex in Europe.