Greenhouse insulation. 1). Multilayer insulation covering technology to improve nighttime temperature inside the greenhouse is the thickness of the insulation, low barriers to overcome the winter. Multi-layer insulation covering insulation measures are cost-effective. 2). Stamped cover material. Stamped inside the shed covered with insulation materials such as straws, shade net. 3) control the ventilation time. Ventilation late morning, early afternoon covering film. The need to maintain the temperature inside the greenhouse, the first should keep grass thatch or dry is a greenhouse insulation. Secondly, it is time once the temperature inside the greenhouse below 6 degrees Celsius, it is necessary to use burning stove for heating. Need to effectively reduce the humidity inside the greenhouse, quenched in the winter weather, the growth rate of plants is usually slow insulation, power plant root activity is relatively small, so the need to water the plants were small insulation purposes, then the farmer should try Do not watering insulation was quoted, if you must, then watering should be watered in the film, do not pour the flood, but also chasing instant dressing fertilizer, and the concentration is lower. Greenhouse insulation was widely St. agricultural machinery _ _ Shanxi insulation is provided by Shouguang City, Canton St. Agricultural Machinery Co., Ltd .. Shouguang City, Canton St. Agricultural Machinery Co., Ltd. (www.sdguangsheng.com) Shandong Weifang, a leader in agricultural machinery, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Canton St. agricultural machinery leadership with the staff warmly welcome all inquiries negotiations to create a wide St. agricultural machinery a better future.