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In early July, the male beetle begins to retreat into corners, sometimes burrowing into the ground, and slowly dying of old age. Females are busy laying eggs, digging with plough-like ovipositors at the end of their abdomen, then crawling into the dug pit and starting to lay eggs. Each pine beetle lays about 20 eggs, which are buried separately in pea-sized pits of earth.
Like a plant sowing seeds. After the eggs are laid, the female leaves no care about them. 1) Scarab aeruginosa.
1 generation a year. The larvae overwinter in the soil. Adults appear in early May of the following year, with a peak in late May.
They go up to the trees at dusk and leave after midnight, diving into grass or loose soil and laying eggs in the soil. Adults are swarming, feigned death, and phototaxis, and are most harmful in hot and windless nights. (2) Dark Scarab 1 generation a year.
Spend the winter in the soil as larvae and adults. Adults begin to emerge in April of the following year, with the first small peak occurring in late June, with the highest peak in late June. Activity and harmful habits are the same as those of the beetle aeruginosa.
3) Tawny Scarab 2 generations a year. Wintering in soil as larvae. The first generation of adults emerges in early May.
The first and middle months of June are the peak seasons. The second generation of adults emerges in July and flourishes in early to mid-August. Adults have no obvious phototaxis and feigned death, and a small amount can be seen during the day.
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It takes 35 days for the eggs of the scarab to be delivered, which is a longer time.
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How long does it take for a scarab egg to hatch? He has to give him certain external conditions, and he can hatch in another month.
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Generally, after 55 days of incubation, the juveniles of the yellow-throated water turtle can be hatched in batches.
From June to September every year, the appetite is the most vigorous and the growth is the fastest. Yellow-throated water turtles generally start to lay eggs from mid-April, and basically stop spawning in late August, with the peak spawning period from May to June, and the spawning decreases significantly after mid-July.
Growth and reproduction: Male turtles weigh up to 250 grams and are sexually mature, with a long dorsal trapped carapace, a hollow ventral carapace, a large individual, the more obvious the depression, a longer tail, and a cloaca far away from the blind edge of the posterior skin of the ventral carapace. Females weigh up to 300 grams and are sexually mature, with a wide dorsal carapace, a flat ventral carapace, and a short tail.
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The first thing to do is to confirm whether the egg is fertilized, and if it is a fertilized egg, it makes sense to hatch. If there are male turtles in the landlord's house, if they have successfully mated, then they should be fertilized, and there is an obvious way to determine whether they are fertilized: within 24-72 hours of laying good eggs, if there is a circle of obvious white ring-shaped markings (commonly known as sperm spots) on the surface of the egg, it is a fertilized egg, if not, the landlord will eat it.
Before determining whether it is fertilized, the landlord must not turn the eggs, take it lightly, otherwise it is easy to cause embryo death, the hatching bedding material is better vermiculite, the flower and bird market is sold, used to plant orchids, the moisturizing property is better, if you can't buy it, use half of the sand to gluttonous half of the soil, bury the egg lightly inside, cover it with 1-2 cm, spray some water, in general, control the air humidity at 80 90, sand humidity control at 8 12, check the moisture content of the sand, It is an empirical scale to knead the sand and soil into a clump by hand, and then disperse after loosening. Then it is a matter of waiting, usually 2-2 and a half months before the baby turtle will emerge.
Turtles can generally lay 2-3 nests of eggs from May, 4-12 eggs per nest, generally speaking, turtles will have symptoms before giving birth: irritability, due to the pressure of mature eggs on the stomach, will also refuse to eat, if there is a similar situation, the landlord will observe more, find that the eggs are taken out in time.
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The temperature of the southern stone turtle is maintained between 25 and 30, and the juvenile turtle can hatch after 50 to 60 days.
Artificial incubation: During the egg-laying period of the golden turtle, the golden turtle eggs are collected at any time, and fresh, non-deformed eggs are selected for incubation. When incubating, use wooden pots or wooden boxes as incubators, and select high-quality eggs that have been fertilized.
First spread the bottom of the pot or the bottom of the box with a thickness of 3 4 cm of fine sand that can be formed by hand, and then put the eggs on the sand (note that the larger end of the eggs is upward), and then spread the sand until it completely covers the turtle eggs about 2 cm thick, and then bury the selected turtle eggs one by one into 2-3 cm deep fine sand, cover with a wet towel, and then put the incubator in a ventilated place. During the incubation period, water is sprinkled 1 to 2 times a day in the incubator, the humidity is required to be kept at 80%, and the temperature is kept between 25 and 30, and the juvenile turtles can hatch after 50 to 60 days.
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The hatching of golden turtle eggs is susceptible to the influence of external natural conditions such as climate, light, natural enemies and other factors, so the incubation time is longer and the hatching rate is low. The humidity is maintained at 80%, the temperature is kept between 25 and 30, and the juvenile turtle can hatch after 50 to 60 days.
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It's okay to cook it directly. More nutritious!
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The golden turtle grows slowly, and generally does not mature until the gonads are more than 6 years old and begin to mate. Mature golden turtles are active and feed frequently from May to October; In the early morning or evening of autumn (September to October), mating begins when the temperature is around 20-25. In June of the following year, when the water temperature rises to about 25, the female turtle begins to lay eggs, and the egg-laying continues until the end of July or early August, and the whole period lays 3-4 eggs, each laying 3-4 eggs.
Before laying eggs, the female turtle will choose a shallow sand pile with soft soil or dig a hole under the roots of trees and grass, then lay eggs in the hole, and then cover the hole with sand and flatten the body before leaving. Under natural conditions, the incubation of golden turtle eggs is easily affected by external natural conditions such as climate, light, natural enemies and other factors, so the incubation time is longer and the hatching rate is low.
No, it's not too different.
It's definitely Wang Ning, the announcer of **TV news network.
Cockchafer. The body is large, very shiny and textured, and the color is bright and beautiful, so it has become one of the most favorite insects collected by insect collectors, and there are many adult beetles who use them as ornaments. But their beauty does not hide their substance, they often reproduce in large numbers every few years, and their larvae, lurking in the soil, feed on plant roots, seedlings or tubers, and have a great impact on cereals and other crops. >>>More
Absolutely opposed, in the temperate zone of the beetle family animals adults have a very short lifespan of only about 3 months, so they don't survive in winter and die, and even can't go to autumn, and they are more common in May and September and hibernate ......Thunder killed me.
Both pine scarabs and scarabs are insects, but they belong to different families and genera. >>>More