Greenhouse: With polymer - PVC, polyethylene greenhouses built to produce greenhouse flowers, plastic films are widely used in agriculture. Japan and the United States and Europe to be successful greenhouse flower greenhouses offer in the early 1950s, a hotbed of mulch application, and subsequently covering the shed and greenhouse can also get good results. In the autumn of 1955 the introduction of PVC agricultural film, first shed covering for vegetables, get a precocious yield results. Features greenhouses: temperature conditions. In the hot season the studio can produce temperatures above 50 ℃. Full shed ventilation Pengwai cover straws or barricaded "arbor" exposed to temperatures lower than 1-2 ℃. In the winter sunny, nighttime minimum temperature than the dew high 1-3 ℃, cloudy days and exposed to the same few families. 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 ℃. Baoji cost greenhouses greenhouse flowers greenhouse flowers _ _ St. Xin agricultural greenhouses provided by Anyang City of St. Xin Agricultural Technology Services, LLC. Anyang City of St. Xin Agricultural Technology Services, LLC (www.aysxny.com) strong, credible, in other industries in Henan accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the holy Xin agricultural and you hand into the brilliant, for a better future!