Is the herbivorous insect longicorn poisonous? How to prevent it?

With the coming of summer, all kinds of insects become active, and the mulberry disease insect longicorn beetle is a kind of insects that people are familiar with. Many people caught or observed longicorn beetles in childhood and became interested in them. What's interesting is that when you catch it, it makes a "crunch" sound in an attempt to break free and run for your life. If you tie a thin thread to his leg and let him fly, you can still hear the sound of "boing". So is the herbivorous insect longicorn beetle poisonous? How to prevent and cure it? Let's take a look at the specific introduction of longicorn beetles with the editor.

Introduction of longicorn beetles

Longicorn beetles are the general name of the polyphagous suborder Cerambycidae insects, chewing mouthparts, with long antennae, often exceeding the length of the body, there are more than 20000 species in the world. Some species are pests whose larvae live in wood and may cause harm to trees or buildings.

Longicorn beetles are herbivorous insects, which can harm woody plants, such as pine, cypress, willow, elm, walnut, citrus, apple, peach and tea, cotton, wheat, corn, sorghum, sugarcane and hemp, and a few wood, construction, houses and furniture. it is the main pest in forestry production, crop cultivation and construction wood.

Is longicorn beetle poisonous?

The longicorn beetle is originally non-toxic, but if it bites and bleeds it is poisonous, squeeze the blood out of the wound immediately after being bitten, and then wash the wound with soapy water. There is no need to go to the hospital. after the longicorn beetle bites bleeding, if the wound blood is not squeezed out in time, the venom will spread to the whole body, and serious symptoms of dizziness and nausea will occur.

After being bitten by longicorn beetles, if there is bleeding, you should immediately squeeze out the wound blood, rinse the wound with baking soda or soapy water, and then apply 1% 3% ammonia, or apply zedoary turmeric oil to the affected area. Because the saliva of longicorn beetles is toxic.

Species of longicorn beetles

There are many species of longicorn beetles, more than 40000 species are known in the world, and there are about 3550 species in China, which are widely distributed and harmful. Almost every kind of tree is damaged by different species of longicorn beetles. There are 28 species of longicorn beetles, 25 species of willow and poplar, 18 species of citrus and 23 species of pine. In addition to Monochamus alternatus and Monochamus alternatus, the most common and numerous longicorn beetles include Monochamus alternatus, etc. Typical species of longicorn beetles have long cylindrical bodies, slightly flat backs and special antennae, especially the more common ones, such as longicorn beetles, mulberry longicorn beetles, white-striped longicorn beetles and so on.

How to control mulberry diseases and insect beetles

Longicorn beetles are a kind of Coleoptera pests that harm branches, such as mulberry longicorn beetles, tiger longicorn beetles, Monochamus alternatus, longicorn beetles, longicorn beetles, longicorn beetles and so on. The larvae eat mulberry branches, forming wide tunnels, bark cracking, hindering the transmission of nutrition and water, making mulberry branches and leaves small, reducing yield, and withering mulberry trees. The development cycle of longicorn beetles is relatively long, and most of them produce one generation a year, so the control of longicorn beetles should be carried out all the year round.

The control of longicorn beetles in summer is mainly to control adults and kill eggs. In the interval of sericulture, making use of longicorn beetle's habit of eating mulberry branch bark, 50% fenitrothion emulsion can be used to spray bark after summer cutting to kill adults. The peak period of adult Eclosion is from July to August, and it is easy to be caught manually in the morning (because of slow flight in the morning). At the same time, often check the branches, once found longicorn beetle spawning marks, timely use a blade or other hard objects to kill the eggs. If hatched into larvae, insert the cotton ball with 80% dichlorvos EC 30% 50 times into the lowest excretory hole and seal with mud for chemical control.

After the above introduction, I believe we all have some understanding. I hope the above content can help you all.