The first step is to regulate the humidity and cover the plastic film in the shed to reduce the evaporation of soil moisture in the shed. The second is timely and appropriate watering. The watering should be in the sunny morning, ventilation at the noon, and the water vapor should be exhausted. Third, attention should be paid to ventilation and ventilation without affecting the shed. In the case of internal temperature conditions, early ventilation, ground ventilation. Ventilate not only on sunny days, but also on short rainy days. Regulating lighting to take a variety of ways to improve lighting in the shed is an important technical measure for winter management. It is necessary to remove the dust, snow, and water droplets and water mist on the surface of the shed film at any time. The shed film is often kept clean and transparent, and the transparency of the shed film is improved. rate. In addition, under the premise of not affecting the temperature, the straw curtain should be as early as possible to cover the late cover, in order to extend the lighting time of the vegetables. We're professional Others Gynecology Surgery manufacturers and suppliers in China, specialized in providing high quality medical instruments with reasonable price. We warmly welcome you to buy or wholesale bulk Others Gynecology Surgery for sale here and get quotation from our factory. Gynecology Forceps,Uterine Biopsy Forceps,Gynecology Suture Needle,Gynecology Surgery Instruments Tonglu WANHE Medical Instrument Co., Ltd , https://www.vanhurhealth.com
Winter booth regulation and attention three elements
In order to regulate temperature production, multiple cover cultivation techniques are usually adopted, that is, covering the ground film on the ground to increase the heat capacity of the soil; the straw curtain is covered on the shed film, and a layer of plastic film is added on the straw curtain to prevent rain and snow from wetting the grass. Curtains, effectively increase the temperature inside the shed. With such multiple coverage, the temperature in the greenhouse can be increased by 3°C to 5°C, and it has a good effect of protecting against cold.