Greenhouse major types: plastic greenhouses. Plastic greenhouses in the northern region: mainly played early spring, late autumn insulation cultivation effect, the spring can be 30 to 50 days earlier mushroom greenhouses, autumn can be delayed 20 to 25 days the cost of greenhouse mushrooms, winter can not be cultivated. In the southern region: in addition to the winter season for vegetables, flowers, insulation and winter cultivation (leafy), it can also be replaced with mushroom greenhouses constructed awning for shade in summer and autumn cool and rain, wind, hail, etc. Features greenhouses: plastic film with thermal insulation properties. After covering film, turbidity canopy will rise as the outside air temperature rises, as outside temperatures drop and drop. And there is a clear seasonal variation and larger temperature difference between day and night. The more the greater the temperature difference between the low temperature phase. Therefore, the main greenhouse production season for spring, summer and autumn. Through the insulation and ventilation and cooling can Pengwen maintained at optimum growth temperature of 15-30 ℃. Mushroom greenhouse construction | St. Xin Agriculture (certified) | Tangshan mushroom greenhouses provided by Anyang City of St. Xin Agricultural Technology Services, LLC. Anyang City of St. Xin Agricultural Technology Services, LLC (www.aysxny.com) in Henan, the other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In St. Xin agricultural leadership with the staff warmly welcome all inquiries negotiations to create the holy Xin agriculture a better future.