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Drosophila, as its name implies, is a kind of flies that feed on fruits. How did the insects in the fruit come from?
In the fruit-rich season, all kinds of fruits, pears and peaches are so delicious that people can't put them down, so many people will store some at home. However, it is annoying that these fruits will soon be occupied by a large number of small flying insects. They fly around the fruit at will, which makes people hate and helpless.

This small flying insect is called Drosophila, and there are hundreds of subspecies, such as Drosophila melanogaster (common Drosophila melanogaster) and Helicoverpa armigera (Drosophila asiatica). This insect is very small (about 2 to 4 mm long) and its color ranges from yellow-white to dark brown to black. They are all over the world, but they are most common in humid and cold tropical climate. The reproductive ability of fruit flies is shocking. Once an invasion is discovered, there is no way to completely solve it.

Drosophila is born with the ability to find perfect or rotten fruits. They also like mellow goods, such as beer candy and white wine. Although small in size, fruit flies can smell perfect fruits and vegetables from far away. If there is fruit on the counter in our kitchen, it is likely to attract fruit flies to try their best to invade it. Because this kind of insect is very small, they can enter through the gap around the screen window or window door.

Many people have experienced this. Fruits at home often attract flying insects, especially in summer, and there are many small flying insects around the trash can with peels and nuts. Where did the flying insects come from? The reaction of fruit shops is basically the same-rotten or sweet fruits are easy to attract flying insects. They don't know the harm of this kind of flying insects, but they will reduce the "erosion" of fruits by small flying insects by lowering indoor temperature, maintaining natural ventilation and properly handling rotten fruits.

"The flies on the fruit are called fruit flies. It is basically ubiquitous in the environment, and the total number is definitely much more than that of biting mosquitoes. " The TV reporter went to Zhejiang Academy of Agricultural Sciences to look for Lu, an authoritative expert on pest control and an advantageous researcher at the Institute of Plant Protection and Microbiology, to ask for advice on the common control methods in blackfly.

Sometimes, fruit flies will enter the house on the way to buy fruits or vegetables, and then lay eggs on perfect or mellow fruits. The oranges brought back from the grocery store are probably pregnant with fruit fly larvae. If you leave the tomatoes on the vine, you may also take the fruit fly eggs with you.