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Harmful. Experts believe that the red worm can cause gastrointestinal discomfort due to its own bacteria and its excrement, causing people to have diarrhea, nausea, vomiting and other symptoms, and it is an "indicator organism" of unclean water, and its existence indicates that the tap water has been organically polluted in a certain link in the transportation process. The use of high content of cyhalothrin, such as 5% Ruigong, can effectively eliminate the harm of nematodes.
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If your hand is broken, or if you get scraped by a hook, try not to use it.
It is said to catch or get leukemia.
As long as the hand is not broken, the hand is not scratched by the hook or the hook is fine.
The bloodworms used in fishing are not poisonous, and the bloodworm body is rich in nutrients and contains dry matter; In dry matter, the protein content is 41% to 62%, the fat is 2% to 8%, and the calories are 4 cal. The larvae of midges are of appropriate size and palatability; Comprehensive nutrition, can promote the growth and development of fish; It will not cause water pollution in the feeding pond; The larvae of the midges remaining in the rearing pond do not pose a hazard to the breeding objects.
Because it ingests a large amount of organic debris in the water body, it also has the effect of purifying water quality. In particular, in the larval stage of many economic aquatic animals, the larvae of midges mosquitoes are used as their main natural bait. Therefore, it is of great significance to cultivate a large number of midges larvae to raise larvae of economic aquatic animals.
Extended Materials. Economic significance of bloodworms: Bloodworm larvae are one of the major groups of benthic fauna in freshwater waters, and it is generally estimated that they account for about 25% of lake biota.
The number of individuals is often extremely large, and it is not uncommon for the population to reach a density of 50,000 larvae per square metre.
As a result, it is an important part of the biomass of waters. Because it mainly feeds on organic matter debris at the bottom of the water, and the amount of food intake is considerable, it has a significant role in accelerating the mineralization of organic matter in the water material cycle and eliminating organic matter pollution.
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Generally, there is no harm, only when you use bloodworms, your hands are not pierced by the hook and bleed, and it is better to use bloodworm clips.
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Bloodworms have a disease-causing virus;
Avoid rubbing your eyes after touching bloodworms with your hands, and wash your hands when they come into contact with food;
If there is a wound on the hand**, contact with bloodworms must be avoided.
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Bloodworms are the food of fish in natural waters and are harmless to fish. Is it harmful to people? What do you mean?
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No wounds are generally fine.
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Bloodworms are not poisonous and can be eaten by the fish caught by bloodworms, because bloodworms are recognized as the best live feed in the world.
Bloodworm (bloodworm) is widely distributed and is an excellent natural bait for fish with high nutritional value. Therefore, it is very closely related to the aquarium industry. Bloodworm is an excellent natural bait for a variety of economic aquatic animals such as a variety of fish, shrimp, crab, turtle, turtle, etc., and bloodworm is recognized as the best tropical fish in the world.
Live feed. <>
The role of bloodworms:
Bloodworms mainly feed on the bottom of the water organic matter detritus, and the food intake is considerable, so it has a significant role in accelerating the mineralization of organic matter in the water material cycle and eliminating organic matter pollution. Due to the abundance of species and the large number of individuals, different species of insects have a negative impact on the water habitat.
The requirements are different, thus becoming an excellent indicator organism for monitoring the environmental and pollution status of water bodies, in ecology and environmental science.
It is widely used in the field.
The above information comes from Encyclopedia - Blood Bloodworm.
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The body of the bloodworm is rich in nutrients and contains dry matter; In dry matter, the protein content is 41% to 62%, the fat is 2% to 8%, and the calories are 4 cal. The larvae of midges are of appropriate size and palatability;
Comprehensive nutrition, can promote the growth and development of fish; It will not cause water pollution in the feeding pond; The larvae of the midges remaining in the rearing pond do not cause harm to the breeding objects, because they ingest a large amount of organic debris in the water body, and also have the effect of purifying the water quality.
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