Popular Science: Tianniu
The Celestial Bull is a general term for insects of the family Polyphagous, chewing mouthparts, with long antennae, often longer than the length of the body, and there are more than 20,000 species worldwide. There are some species that are pests whose larvae live in wood and can cause harm to trees or buildings.
Most of the pine, cypress, willow, elm, walnut, citrus, apple, peach and tea, etc., some cotton, wheat, corn, sorghum, sugarcane and hemp, a few wood, buildings, houses and furniture, etc., are the main pests in forestry production, crop cultivation and construction wood.
Coleoptera ( Coleoptera ) Cerambycidae beetle , its Common English name derives from the very long antennae of most species. It is distributed worldwide, but is most tropical. It is 0.4 to 18 cm long, but if the antennae are taken into account, the length can be increased by 2 to 3 times. Many adult insects (such as the European bee-shaped tiger tianniu (Clytus arietes) collect pollen and resemble wasps with yellow, black, and orange bodies; some Clytus tropical species resemble ants; and the African giant celestial cow (Pterognatha gigas) resembles a moss or lichen with several lines (extended antennae).
There are many kinds of Tianniu, 22,000 species are known in the world, and there are about 2,200 species in China, which are widely distributed and commonly harmful, and almost every tree is damaged by different species of Tianniu. The trees that are more affected are like 28 species of tianniu, and there are 25 species, 18 species of species, and 23 species of pine trees. Among the Tianniu, the largest number and most common in addition to harmony, there are also , , white tendon Tianniu、、、 bamboo edge, deep mountain Tianniu and so on. Typical tianniu species, the body is long and cylindrical, the back is slightly flattened, the antennae are long, especially the more common ones, such as the star sky cow, the mulberry sky cow, the cloud-spotted white striped sky cow, etc., their strong body and prominent two horns make people aware of the impression of the cow. In fact, the size of the body of the Celestial Bull is also quite variable, and some touch
The horns are shorter , some are oval or otherwise shaped , while others mimic other insects , such as the rose thyropod and the subfamily Colischia , much like bees. The celestial cow is also known for its beautiful color, but many species are more or less tan, or arranged in flower spots, and the color of the trunk is oak, and has the effect of invisibility color or.
Most of the Celestial Bull is a large or medium-sized species with a body length of between 15 and 50 mm. However, there are also large ones, with a body length of up to 110 mm, and smaller ones with a body length of only 0.5 mm. Sometimes there is a large variation in size between individuals of the same species, such as the body length of the Star Cow is 19 to 39 mm, and the body width is 6 to 14 m m.
The larvae and adults of the Celestial Bull are more likely to move on the trees, such as , and , and , class , etc. There are a variety of Celestial Bull species in it. It is the most numerous among the celestial cattle and is more harmful to vegetation.
The host range of the celestial calf is also different among various classes, many species such as , , etc., which are extensive and can harm many different families; some are limited to the same family or close to the genus, such as the large-toothed and curved-tooth sawing of the celestial calf, the camphor red celestial calf and the nanmu tree.
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