Struktūra vidaus daržovė šiltnamis

Šiluminė ir šviesa našumas plastikas šiltnamis
Plastikas šiltnamis skardinė gaminti pilnas naudoti iš saulės energijos, turi a tikras izoliacija efektas, ir koreguoja temperatūra ir drėgmė in šiltnamis viduje a tam tikras diapazonas per the roll plėvele.
Plastikas šiltnamis in šiaurės regionai: daugiausia groja the role of early spring and late autumn insulation cultivation, 30 to 50 days early in spring and 20 to 25 days late in autumn, and cannot be used for winter cultivation. In southern regions: in addition to being used for insulation and winter cultivation of vegetables and flowers (leafy vegetables) in winter and spring, it can also be replace with a sunshade už šešėliavimas ir vėsinimas in vasara ir ruduo, lietus, vėjas, ir kruša.
Plastic greenhouses are generally not heated indoors, and rely on the greenhouse effect to accumulate heat. Its lowest temperature is generally 1 to 2 degrees Celsius higher than the outdoor temperature, and the average temperature is 3 to 10 degrees Celsius higher.
šviesa pralaidumas plastikas šiltnamiai yra paprastai 60% to 75%. In order to ensure the basic balance of average light throughwith the day, the greenhouse layout is mostly in the form of north-south extension.
The plastic greenhouse is a non-heated, single-span arched roof structure greenhouse with plastic film as the covering material.
Savybės iš plastikas šiltnamis: lengva to build, patogu to use, low investment, and a simple protected cultivation facility. With the development of the plastic industry, it is widely adopted by countries around the world.
Vidutiniai ir maži šiltnamiai
Ten yra a 1m aukšta žemė siena on the north side and a semi-arched shed on the south side; or a semi-arched shed on the north side and a sloped shed on the south side. This type of shed is generally a column-free shed. When the span is large, 1~2 rows of columns are set in the middle to support the shed and cover the cold-proof straw mat.