Can the yellow wormwood trap the pests?
At present, with the rise and development of green agriculture, in many fruit and vegetable planting bases and sightseeing parks, we can often see the yellow body of sticky insects . The yellow body of the armyworm is a physical prevention and control product that uses the yellowing property of adult insects to trap pests. It is often used in batches in the planting area. This green prevention and control method is not only economical, safe, and simple, but also has no pesticide residues, does not pollute the environment, and effectively controls the occurrence and damage of pests. The following is a brief introduction to the characteristics of the product, a brief introduction to the yellow mold can be used to trap those pests?
The yellow wormwood is not all yellow, but also blue and white. The yellow plate can trap aphids, whitefly, whitefly, locust, spider mites, leaf larvae, etc. The blue plate can trap insects such as fly worms and thrips, and there are also many crop virus diseases that are transmitted by these insects. Good control effect. For example, aphids and Liriomyza huidobrensis are most sensitive to yellow, and Plutella xylostella adults are most sensitive to green, and yellow-striped beetles tend to be more yellow and white.
The trapping technology used in the yellow board of the armyworm is an important part of the modern crop pest comprehensive management technology system, and plays a significant role in actual production. Its advantages and disadvantages, you can read the introduction of the article "the benefits and shortcomings of the yellow smear". In order to better play the trapping effect of the yellow smear, the first choice should be to use a good material, double-sided trapping, non-toxic, anti-sun, rain-resistant products. Secondly, it is necessary to pay attention to the method of use. For example, the suspension height is preferably 5-10 cm above the growth point of the crop, and the height is adjusted with the growth of the crop. When used for prevention and control, it is suspended at the beginning of the pest, and used for monitoring from spring. Start hanging, hanging 1-2 pieces per acre. The hanging density is generally different for different specifications of yellow and blue plates, such as 40 × 25 cm, about 20 per acre; 25 × 20 cm, about 30 per acre; 15 × 25 cm, 40 per acre Left and right, evenly distributed.
The yellow sapwood is low in cost, simple in use, good in trapping effect, and popular among grassroots people. It is a kind of physical insecticidal product widely used in agricultural green prevention and control in the vast areas.
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