Are cockroaches pests Why are cockroaches pests?

Cockroach hazards.

First, cockroaches are second only to houseflies in their harm to people, and sometimes they are even more annoying. It not only spreads diseases but also causes allergic reactions in people, such as allergic asthma, dermatitis, etc. It crawls everywhere on food, gnaws on clothes, calligraphy and paintings, and everywhere it appears.

2. Cockroaches carry bacteria all over their bodies, and food contaminated by cockroaches can cause severe gastroenteritis, food poisoning or dysentery. It is the carrier of infectious bacteria and viruses, because of the food everywhere, crawling, the invasion is wide, the food is miscellaneous, both can be in the garbage, toilets, washroom activities, and food to eat, if you eat the cockroach contaminated food may transmit the disease, so the harm of cockroach transmission disease can not be ignored.

3. Cockroaches have been shown to carry about 40-50 species of bacteria that are pathogenic to vertebrates, such as dysentery bacillus, Escherichia coli, Yersinia pestis, etc., which can cause food poisoning and spread hepatitis, poliomyelitis, pneumonia, tuberculosis and other pathogenic bacteria.

It is also an intermediate host for a variety of parasites, which can carry a variety of worm eggs such as roundworms, duodenal hookworms, beef tapeworms, burn worms, whipworms, etc., and also carries a variety of protozoa, four of which are pathogenic to humans or animals, such as dysentery amoeba and so on.

Of course, as everyone knows, the habit of pulling while eating is very annoying. And they also spread viruses, crawl everywhere, invade a wide area, and they can artificially infect bacteria that cause cholera, pneumonia, diphtheria, gangrene, anthrax and tuberculosis. Cockroaches can carry eggs such as roundworms, hookworms, cattle tapeworms, roundworms, whipworms, etc., which can make people sick.

Cockroaches are omnivorous insects that eat a very wide range of foods. All kinds of food, including bread, rice, pastries, meat and vegetarian cooked foods, melons and fruits, and beverages, especially fragrant, sweet and oily flour foods. In addition to loving all kinds of food, cockroaches also often bite other items, such as in houses, warehouses, storage rooms, etc., can eat cotton wool products, leather products, paper, books, soap, etc.

Cockroaches are carriers of infectious bacteria and viruses, because they eat and crawl everywhere, they have a wide range of infestation and miscellaneous food habits, they can not only be in the garbage, toilets, washrooms, but also take food from food, if they eat the food contaminated by cockroaches, they may transmit diseases, so the harm of cockroaches spreading diseases can not be ignored.

Cockroaches always hide in shady places during the day. At night, they will haunt rooms, warehouses and other places, especially in places that are not clean enough and often have oil stains, such as kitchens, and the number of cockroaches is even higher.

Cockroaches eat a lot of things and are omnivorous insects.

The leftovers we eat on weekdays, if they are not covered and placed on the table, will become a delicacy for cockroaches at night. Cockroaches also eat phlegm, feces, and other dirty things.

Cockroaches have a gland on their body that secretes a foul-smelling oily substance. On the things it has eaten or crawled on, it often leaves this unpleasant smell, which is what people call "cockroach stench".

Cockroaches not only crawl and eat on food, but they also vomit and excrete on food. As a result, cockroaches can bring infectious diseases such as typhoid, dysentery, and cholera to humans.

Cockroaches are also the enemy of literature conservation. It crawls over books, leaving not only an unpleasant smell on the pages, but also extremely damaging to the paper.

In the protection of ancient books, one of the main pests that people deal with is cockroaches.

Mantis. In addition, cockroaches can also crawl into the closet, damaging people's clothes, fur products, and so on.

It can be seen that cockroaches are indeed pests. In our daily life, we can find food, paper, and clothing that have been contaminated by cockroaches through the strange smell of "cockroach odor", and deal with them in time to avoid diseases transmitted by pests.

Because cockroaches are pervasive, any place that carries germs, cockroaches may pass through, and cockroaches themselves also carry a large number of bacteria, viruses and germs, so cockroaches are pests.

Cockroaches are human pests, they can't help but be pests, or the dirtiest insects, which are easy to promote bacteria and harm people's bodies, so they are pests.

Among the four pests, cockroaches are the most serious harm to us, cockroaches can survive in all human living environments, almost everywhere, cockroaches like to be afraid of light, and like to come out in groups at night.

Cockroaches are carriers of infectious bacteria and viruses, because they eat and crawl everywhere, they have a wide range of infestation and miscellaneous food habits, they can not only be in the garbage, toilets, washrooms, but also take food from food, if they eat the food contaminated by cockroaches, they may transmit diseases, so the harm of cockroaches spreading diseases can not be ignored.

Cockroaches are pests. Cockroaches are second only to houseflies and can sometimes be more annoying. It crawls everywhere on the food, gnaws clothes, calligraphy and paintings, it will appear everywhere, the whole body has bacteria, because of the food everywhere, crawling, the invasion is wide, the food is miscellaneous, both in the garbage, toilets, washroom activities, and on the food to eat, if you eat the food contaminated by cockroaches, it may cause physical discomfort.

Cockroaches are pests. Cockroaches are carriers of infectious bacteria and viruses, because they eat and crawl everywhere, they have a wide range of infestation and miscellaneous food habits, and can be used in garbage, toilets, washrooms, and food, and if they eat food contaminated by cockroaches, they may transmit diseases.

Cockroaches are one of the little creatures we hate the most, and they are often regarded as pests in the kitchen, and they will multiply very quickly, and large numbers will bring great trouble to daily life. We usually take various measures to kill them, such as using insect repellents or using catching equipment. However, did you know that cockroaches can also be used in medicine and are widely used in traditional Chinese medicine**.

Cockroaches are known as "black tigers" in traditional Chinese medicine, and their medicinal value is very high. According to scientific research, cockroaches contain a variety of active substances in their bodies, such as fatty acids, sterols, monomer esters, etc., which have strong antibacterial, anti-cancer and antiviral abilities, can inhibit the growth of bacteria and viruses, and have obvious effects on respiratory diseases and digestive diseases. In addition, cockroaches also have a certain history in the field of traditional Chinese medicine, as early as the Tang Dynasty, the essayist Lu Yu mentioned cockroaches in medicine in his book "The Book of Tea".

In addition to cockroaches, there are many bugs that are also valuable for medicine. For example, the medicinal value of ants is even better than that of cockroaches. In traditional Chinese medicine, ants are known as "ant seeds" and are mainly produced in Jiangxi, Hunan, Sichuan and other provinces.

The medicinal effects of ant seed are mainly reflected in its anti-inflammatory, antibacterial, biochemical pharmacology and anti-tumor aspects. In addition, some insects such as scorpions and snakes also have high medicinal value and are widely used in the production of traditional Chinese medicine.

Although the use of insects in medicine is a common medical method in traditional Chinese medicine, most people in modern society still maintain a skeptical or disgusted attitude towards it, whether it should be limited to the traditional and cultural heritage or need to be further studied and promoted, this is a question that we need to seriously consider.

In short, insect medicine is a traditional medical method, and its unique medicinal value and the cultural elements contained in it are of great interest. Although bugs are not just annoying pests or nightmares, there are still big psychological obstacles for most people to overcome in order to truly recognize and understand the unique values contained in these small creatures.