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Earthworms are trichopod oligochaetes and generally live in moist, loose, organic-rich soils at depths of 10-30 cm in dark, damp soils. In particular, fertile gardens, vegetable gardens, cultivated fields, ditches, rivers, ponds, canals, sewers, garbage heaps, and water tanks near the cafeteria. The wetness of the body surface is also closely related to the respiration of the earthworm, because it does not have a special respiratory organ, and mainly exchanges oxygen and carbon dioxide through the moist epidermis.
Earthworms need good ventilation to replenish oxygen and expel carbon dioxide. It is particularly sensitive to ammonia, flue gas, etc. When ammonia exceeds 17 parts per million, it will cause an increase in earthworm mucus secretion and the death of clusters.
Although a damp place is the best living environment for earthworms, when it rains, it is obvious that the soil surface is more compacted than on a sunny day due to the infiltration of surface water, and the soil breathability suddenly decreases, so they need to crawl out to breathe.
Earthworms are annelids and do not have feet, and their movement is almost entirely dependent on the contraction of the various parts of the body, as well as the static friction between the bristles on the links and the soil. In order to overcome the damage of coarse sand particles to the delicate **, the earthworm's body is covered with sticky and slippery liquid (body cavity fluid can be shot out of the back hole, using this liquid to moisten the body and prevent the body surface from drying out), but as long as the sun shines on the body, the body becomes dry, the body wall is easy to break, and finally dies. Although earthworms are negative phototaxis, especially avoiding strong sunlight, blue light, and ultraviolet light, they are not afraid of red light and tend to be weak light.
Because they live underground all year round, earthworms do not rely on vision to find food, so they do not have visual eyes on the anterior lobe of the mouth, but only some cells that can sense the intensity of light or have vision, that is, leaving the light does not affect its normal foraging and other activities.
So it can only live in dark and damp places!
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It must be in the ground! Especially vegetable patches.
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To find the best place to dig earthworms, you must first familiarize yourself with the habits and environment of earthworms
1. Earthworms like moisture. Earthworms, which are naturally terrestrial, prefer to live in moist, loose and organic-rich soil.
2. Earthworms are afraid of light. Earthworms are negative phototaxis, especially to avoid strong sunlight, blue light and ultraviolet rays, but are not afraid of red light and tend to weak light. The toxic effect of sunlight on earthworms is mainly due to the ultraviolet rays contained in sunlight.
The best places to dig earthworms can be summed up as:
2. In the shady soil with wet, loose soil and more humus. Specific location: vegetable greenhouse, outside the ditch, greenhouse edge contact the bottom of the tarpaulin, after the rain to lift the tarpaulin can pick up a lot of earthworms, rotten grass piled up for many years, many years of ditch edge.
It is important to know not only the best place, but also the right time to go, such as when the soil thaws or after heavy rains in the spring. At this time, the water increases, and the earthworms automatically move to the surface.
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Abstract can also be farmed, but can only be said to be small-scale, like usually you fish, you can breed some, because my father is a professional fisherman, he likes to dig some earthworms outside, to his own group impression to cultivate, and then every time you fish, dig a little.
Can earthworms dug in the ground be farmed?
Hello, if you want to raise earthworms, the quantity of earthworms dug from the ground cannot be reached, and the quality is not certain, so if you dig earthworms from the outside and raise them at home, they may not survive. Therefore, if you want to breed earthworms, you should go to that kind of professional breeding base to buy seedlings, and then have professional technology to teach you how to cultivate earthworms.
Can earthworms dug up in the soil really be farmed?
Can earthworms dug up in the soil really be farmed?
It can also be farmed, but it can only be said to be small-scale, like usually you fish, you can breed some, because my father is a professional fisherman, he likes to dig some earthworms outside, to his own group impression to cultivate, and then dig a little every time he fishes.
There can be ** table and ** number.
There can be ** table and ** number.
Wait a minute, I'll take a look at it for you online.
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