With the improvement of living standards of urban residents, people in cities have increasingly focused on their own living environment in recent years. Big trees play an irreplaceable role in the construction of urban eco-environment, so large trees into the city came into being. The so-c.......

Scientific name Popillia quadriguttata Fabr. Is a Coleoptera, Lacertidae. Alias ​​four-winged golden tortoise, bean beetle, four-bizzly golden tortoise.

Distribution of Heilongjiang, Jilin, Liaoning, Inner Mongolia, Ningxia, Gansu, Shaanx.......

The selected cross-bred hybrid cattle concentrates the good traits of different varieties, has obvious hybridization advantages, and can produce a large amount of high-quality beef in a short time. If there is no hybrid cattle, local yak aged 3-5 years, weight 250 kg, moderate sensation, a.......

Some time ago, when the author interviewed him in the countryside, he saw that a piece of corn had been cracked and the corn blades had been drawn and in a state of wilting, almost to the point where growth ceased. In the shed next to the cornfield, I saw a farmer watering the cucumber. Th.......

The scientific name is Tetranychus urticae Koch, Tetranychidae. Alias ​​cotton leafhopper, cotton red spider, common leaf burning. Synonyms of T. Telarius (mistakes, the scientific name has been abandoned).

Host cotton, corn, sorghum, bea.......

Symptoms Tobacco is a noncommunicable disease caused by the harmful substances in the air. It is called climatic spot disease or climatic spot disease. Seedling stage, adult stage can be disease. Young leaves and spreading leaves are heavily damaged, and the d.......

The scientific name Phthonandria (Hemerophila) atrilineata Butler is Lepidoptera, Geometridae. Synonyms Menophra atrilineata (Butler) alias Sangzhi bridge insects, exfoliative insects. Distribution of Jiangsu, Anhui, Zhejiang, Shandong, Hebei, Liaoning, Jilin,.......

The scientific name Bemisia tabaci (Gennadius) belongs to the order Homoptera, Acipenseridae. Synonyms Gossypiperda Misra, B. 10 ngispina Preisner et Hosny. is distributed in China, Japan, Malaysia, India, Africa, North America and other countries.

Hos.......