An introduction to the species of insects beneficial to the Earth

In our life, many insects are very beneficial to the earth and human beings. without them, the ecological balance of the natural circle will be broken and will seriously affect our lives, so we must protect these beneficial insects and live in peace with them. The following editor will introduce some insects that are beneficial to the earth. Let's take a look.

1. Dragonfly

Dragonflies are carnivorous insects that specialize in mosquitoes, flies and other small insects as food. A large green dragonfly, commonly known as "Qingtou Leng", can eat about 2,000 aphids and other small flying insects a day. It is of great help to human life, not only to human health, but also to the high yield of farmland crops.

2. Bees

Bees are the most industrious insects. They collect honey and pollinate. They pollinate crops, fruit trees, vegetables, forage grasses, Camellia oleifera crops and traditional Chinese medicine plants. The yield can be increased several times to 20 times. Honey is a commonly used tonic, with the laudatory name of "milk for the elderly". Bee pollen is known as "micro nutrition bank", and royal jelly is an advanced nutrition, which can not only enhance the physique and prolong life, but also treat chronic diseases such as neurasthenia, anemia and gastric ulcers. Beeswax and propolis are raw materials for light industry.

3. Earthworms

Earthworms live in the soil and drill around in the soil, loosening the soil, which is conducive to the infiltration of air and water into the soil and the growth of plants and crops. Earthworms can also improve soil fertility, earthworms eat decaying organic matter and a large number of soil particles, after digestion to form feces excreted out of the body, which is rich in nitrogen, phosphorus, potassium and other nutrients.

4. Mantis

Praying mantis is an important natural enemy of agricultural pests. In ancient Greece, people regarded praying mantis as a prophet. Because the praying mantis raised its forearm like a young girl who was praying, it was also called a praying worm. Mantis is the overlord of the insect kingdom, it is slender, elegant appearance, but the character is very fierce. In particular, its saber-like front feet deter other insects.

5. Seven-star lady beetle

Coccinella septempunctata is a well-known beneficial insect. Adults can prey on wheat aphid, cotton aphid, peach aphid, tick and other pests, greatly reducing the damage to many melons, crops and trees.

6. Silkworm

Bombyx mori is not only one of the insects with the longest and greatest contribution to human beings, but also the main raw material source of silk, which occupies an important position in human economic life and cultural history. Bombyx mori is also the source of traditional Chinese medicine "Bombyx mori".

7. Lacewings

Lacewings belong to the Chrysopidae family, some of which eat only about 150 aphids in a lifetime, while others can eat 100 aphids in a week. As a result, in some countries, millions of such insects are raised for biological pest control in agriculture and horticulture.

8. Lac insects

Lac insect is a famous resource insect in the world. The secretion of female lac insect is an important source of industrial raw material shellac. The largest producing area of shellac in China is in Yunnan Province. China has an annual output of hundreds of thousands of kilograms of shellac, which can not only meet the needs of the domestic market, but also be partially exported.

The above is an introduction to the species of insects that are beneficial to the earth. in fact, in addition to the above species, there are many beneficial insects in life, such as predatory mites, aphid flies, insectivorous gadflies, insectivorous stink bugs, insectivorous thrips,

Insectivorous beetles, insectivorous spiders, mackerel, coriander, Trichogramma and so on. All living things in nature exist for a reason. Beneficial insects are not necessarily completely beneficial, and pests sometimes play a great role in human beings.

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