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Agricultural film, also known as film plastics, including plastic film (also known as agricultural film), the main component is polyethylene. It is mainly used to cover farmland, improve soil temperature, guarantee soil moisture, promote seed germination and rapid growth of seedlings, and inhibit weed growth.

How to Choose Agricultural Film

See if the product meets the national mandatory standards. The national mandatory standard thickness of agricultural film is 0.008 mm, but many of them are sold on the market. After the use of unqualified agricultural film, not only can not play the role of heat preservation and moisturizing, but also easily cause farmland "white pollution ".

Some dealers will 0.008 mm of agricultural film hype into "environmental protection film" confused farmers. In fact ,0.008 mm plastic film is only easier to recover than 0.004 mm agricultural film, and the real environmental protection film refers to degradable biological agricultural film. This kind of agricultural film is not popularized because of the high production cost.

According to the use of the purchase of agricultural film. If blind purchase is used as ordinary agricultural film or not used according to the requirements of the manufacturer, it wastes its function, so it should be purchased for purpose, and the actual performance of its functional characteristics should be carefully checked.

To purchase agricultural film to understand the qualifications and reputation of production enterprises and sellers, to check product quality inspection certificates and sales invoices. [1]

Agricultural film of colored plastics

Due to the different absorption and reflection laws of various colored plastic agricultural films, the effects on crop growth, weed diseases, pests and ground temperature are different. Therefore, colored plastic agricultural films should be reasonably applied. The following list of suitable uses of various color agricultural films:

Black film: cultivated summer radish, cabbage, spinach, autumn cucumber and late tomato in serious weeds or high temperature season.

Green film: mostly used in strawberry, bean, eggplant, sweet pepper, tomato, melon and other vegetables and other cash crops, can play the role of weed control.

Blue film: mainly suitable for rice seedling raising, conducive to the cultivation of short and strong seedlings, but also for spinach, cotton, peanuts, strawberries and other cover cultivation.

Red film: under the red film, the rice seedling growth is exuberant, the sugar content of sugar beet increases, the straight root of carrot grows larger, the leaf of leek is wide and thick, and the yield increases ahead of harvest period.

Purple film: mainly suitable for winter and spring greenhouse or plastic greenhouse eggplant fruit and green leafy vegetable cultivation, can improve quality and yield.

Yellow membrane: covering cucumber with yellow membrane can promote flowering and yield increase of 50%-100%, cover celery and lettuce plant growth tall bolting delay, cover short lentils, plant internode growth, bean growth strong, cover tea tree, tea quality is superior, yield is improved.

Silver gray film: mainly suitable for summer and autumn vegetable, melon, cotton, tobacco cultivation, has a good disease prevention and control aphid whitefly and so on.

Storage of agricultural membranes

Plastic film covering technology is widely used in rural areas. In order to improve economic efficiency, farmers change plastic film once a year to twice or more times a year. The five methods of collecting agricultural plastic film are as follows:

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