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Certain measures should be taken to prevent insects:
1. Good ventilation.
Flour has a respiration effect, so it is necessary to circulate air so that the flour has air to use.
2. The humidity is dry.
Flour will change its water content according to the temperature and humidity of the environment, the higher the humidity, the more water content of flour increases, and it is easy to agglomerate. The lower the humidity, the lower the moisture content of the flour. The ideal humidity is between 60%-70%.
3. Appropriate temperature.
The temperature at which the flour is stored affects the maturation time, and the higher the temperature, the faster it matures. But the temperature also shortens the shelf life of the flour. The ideal temperature for flour storage is 18 -24.
4. Clean environment.
A clean environment can reduce the growth of pests and microorganisms, which in turn reduces the chance of flour contamination.
5. No peculiar smell.
Flour is a material that absorbs and stores odors in the air, so there should be no odor in the surrounding environment where flour is stored.
6. Get off the wall and off the ground.
This is necessary for good ventilation, minimising moisture, pest contamination and legal requirements.
Pallet boards should be made of plastic products, such as wood products, should be careful of wood thorns, pollution.
7. First in, first out.
Ensure the stability of flour and reduce the expiration of flour caused by manifying.
8. Clean regularly.
Reduce pest breeding, which in turn reduces the chance of flour contamination and packaging damage.
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When there are eggs or pests in the flour, they will start to grow and multiply in a suitable environment, and bugs will appear.
The internal cause is the eggs of insects or infected pests, and the external cause is the right temperature, air and other conditions.
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The best way to get rid of flour worms
1. After the flour is insected, move the flour to a dry and sealed container, and put the freshly picked poplar leaves into the container and seal it with the flour. After four or five days, the storage container is opened to find that the larvae and eggs have been killed, and then the flour is strained through a dustpan or sieve and is ready to eat.
2. Insert the chopsticks into the flour of the raw insects, and pull out the insects on the surface of the flour after climbing up. Then, spread the flour in a cool, ventilated place, and bugs deep in the flour will crawl out of the warmer flour. This method is simple and convenient, but it takes a long time to get rid of insects.
3. In order to shorten the time of insect removal, after removing the insects on the surface, you can use a basket made of bamboo or wicker to remove the insects in the flour; The rice is sifted through a sieve made of bamboo strips. Then, it is spread in a cool and ventilated place to dry to remove all kinds of insects in the flour.
Prevent flour from insects
1. The first thing is to keep the flour well ventilated, if the refrigerator at home is large, you can directly seal the white flour and store it in the refrigerator.
2. It is best to expose the newly bought white flour to the sun to make it drier, so that it is not easy to get insects.
3. Every time you buy flour, measure the family's demand for flour, and only buy one to two months of consumption at a time. Buying and storing flour in large quantities increases the risk of weevils.
4. Put the newly bought flour behind the old flour, so that the old flour can be used preferentially and reduce the chance of weevil breeding.
5. The place where the flour is placed must be clean and tidy, and a clean environment can reduce the breeding of pests and microorganisms, thereby reducing the chance of flour contamination.
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Most of the insects that often appear in the flour are pseudo-lacked valley thieves, which are slightly larger than rice worms and have reddish-brown bodies. Adults have square backs and are usually of two kinds: a mixture of red pirates and miscellaneous pirates.
They prefer to hide in corners and reproduce in large numbers when temperatures reach 28-30, laying up to 1,000 eggs per female. The appearance of grain thieves in flour will accelerate the mildew of flour and make it inedible. Guess the type.
Red grain thieves mainly harm flour, parasitic wheat, corn, rice, sorghum, oilseeds, dried fruits, beans, Chinese medicinal materials, raw medicinal materials, ginger, dried fish, dried meat, leather, silkworm cocoons, tobacco leaves, insect specimens, etc.
The red grain thief has a stinky gland and secretes a foul liquid, which makes the flour have a musty smell, and its secretion also contains benzoquinone, which is not conducive to health. Therefore, there are red grain thieves in the flour, and they generally cannot continue to eat and guess.
It may be a moth of the caterpillar family.
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There are insects in the orange, which means that there are eggs in it when the fruit is set, and it grows up after slowly breeding, and the orange has been sprayed with pesticides.
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Aphids, you should take the flowers outside or on the balcony to breathe.