Avoid the following misunderstandings when choosing agricultural shade nets China:
1. Vegetable growers who use agricultural shade nets China need to pay attention. Excessive shading rate will cause weak light in the shed, reduced photosynthesis of crops, thin and thin stems, leggy and other problems, which will reduce crop production. Therefore, when choosing an agricultural shade net China, try to choose a lower shading rate.
2. When purchasing agricultural shade nets China, try to choose products from large manufacturers with guaranteed brands. Such products will last longer.
3. The thermal shrinkage characteristics of agricultural shade nets China are easy to be ignored by everyone. The shrinkage is the largest in the first year, about 5%, and then gradually becomes smaller. As it shrinks, the shading rate will also increase. Therefore, its heat shrinkage characteristics should be considered when fixing with a card slot.
There are two kinds of covering methods for agricultural shade nets China: full covering and gazebo covering. In practical applications, gazebo covering has a better cooling effect due to smooth air circulation, so it is used more often. The specific method is: use the skeleton of the shed to cover the sunshade net on the top, leaving a 60-80 cm ventilation belt on it. If it is covered with a film, the agricultural shade net China cannot be directly covered on the film, and a gap of more than 20 cm should be left to use the wind to cool down.
Covering agricultural shade nets China should be carried out between 10:00 am and 4:00 pm, depending on the temperature. When the temperature drops to 30°C, the sunshade nets can be removed. Do not cover them on cloudy days to minimize the damage to vegetables. Influence.