In the agricultural industry, covering materials are used when building greenhouses. Plastic film is a commonly used covering material. Among them, there are two more commonly used ones, one is white (colorless transparent film); the other is black, of course There are gray, silver, etc. Each type of plastic film has its own characteristics, and some farmers do not know how to choose when choosing. Next, Qingzhou Luhong Plastic Co., Ltd. will first introduce the black film product. To give you a general understanding,

This product is a product that is used more in the agricultural industry. It is one of the plastic films of different colors made by adding colored materials to polyethylene resin in industrial production. The black film has a relatively low light transmittance and can Control the growth of weeds and can be used in areas with a lot of weeds to save the cost of weeding.

In the sun, the black mulch film is not easy to transfer heat, which controls the soil heating. Suitable for summer carrots, cabbage, spinach, and autumn cucumbers. Black film mulching can keep the soil temperature stable, and the organic matter is in normal use. The soil covered with black plastic film has moderate moisture content and low water loss.

Of course, it also has shortcomings. When used, it does not heat up as quickly as a white film, and it is difficult to degrade, which has an impact on the environment. Black mulch is suitable for some crops whose roots require lower soil temperature, and it will control the growth of other unsuitable crops.