1, Anoplophora longicorn is the general name of Cerambycidae, some species belong to pests, and their larvae live in wood and may cause harm to trees or buildings.

2. Long-horned beetles are herbivorous insects, which will harm woody plants. Most of them are pine, cypress, willow, elm, walnut, citrus, apple, peach and tea, some are cotton, wheat, corn, sorghum, sugarcane and hemp, and a few are wood, buildings, houses and furniture. They are the main pests in forestry production, crop cultivation and building wood.

3. In production practice, working people in China have long known that longicorn beetles are pests that eat trees. The damage of longicorn beetles to plants is the most severe in the larval stage. Although adults can sometimes cause more or less damage due to spawning and feeding on branches and leaves, it is generally not serious.

Extended data:

1, Pest is the definition of some animals (mostly insects), which often have a negative impact on human life and production. Therefore, the introduction of alien species, the transformation of the environment and the simplification of vegetation are all important factors that cause insect disasters!

2. The lack of competition and natural enemy control, coupled with a large amount of food, led to a large number of herbivorous insects that feed on economic plants, flooding and becoming so-called pests.

3. Pests and beneficial insects are relative, beneficial insects will do things harmful to human beings, and pests will also do beneficial things, but to different degrees. Some pests have high nutritional value and can be eaten by human beings or become medicinal materials for treating certain diseases.

4. Whether insects are beneficial or harmful is quite complicated, and often varies with time, place and quantity. We tend to regard any insects that compete with us as pests, but in fact, only when their numbers reach a certain level will they do harm to human beings.

References:

Baidu encyclopedia _ pest Baidu encyclopedia _ longicorn