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The eggs are fertilized and chicks hatch. Incubation method: choose a carton or wooden box according to the number of hatched eggs, paste the bottom of the box and the four walls with paper, and spread half an inch thick cotton at the bottom of the box and around it;
Put the selected eggs into the box, no more than three layers, put a thermometer on the eggs, and cover the box with a quilt to keep the temperature in the box at 38 to 39 degrees;
Flip the eggs every 6 to 8 hours to keep the temperature even; When incubating to 19 days, the head of the egg is up, surrounded by cotton, and the egg is cooled every 3 hours or so, each time for 1 to 2 minutes, and the chicks can hatch after 1 to 2 days.
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Not all eggs hatch chicks, only eggs laid by hens with roosters can hatch chicks.
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Eggs that have been fertilized can hatch chicks.
The eggs used to hatch the chicks must be polycultured and fertilized by roosters and hens. In general, eggs on the market cannot hatch chicks, because the laying hens are not roosters, that is to say, this kind of eggs do not belong to fertilized eggs, so they cannot hatch chicks.
Chickens are oviparous animals, and embryos develop in eggs. After fertilization, the zygote undergoes 24 to 27 hours of development in the fallopian tubes. Over such a long period of time, the zygote has developed to the blastocyst stage or even the early gastrulation stage.
The main body of the chick is the egg yolk, and the egg white mainly plays the role of protecting the egg yolk. After the embryo develops, the egg white also slowly becomes part of the chick, and the yolk slowly develops into a chick shape, which grows into a solid body under the hatching of the hen.
Precautions for hatching chicks
1. The eggs laid by fertilized chickens can be seen under the lamp, and a black dot can be seen in this way, so that the chicks can be hatched.
2. The temperature is very important when incubating chicks, generally 37-39 degrees. Double yolk eggs cannot hatch chicks, due to insufficient oxygen**, resulting in suffocation of small lives and death halfway. So in daily life, double yolk eggs have no hatching value.
3. Not all eggs can hatch chicks, only fertilized eggs can hatch chicks at an adapted temperature and a certain time.
4. Big hens can hatch about 30 for 21 days. In today's artificial breeding industry, as long as it is intact and freshly fertilized, eggs can be hatched all year round. The incubation temperature of the eggs is around Celsius, and it takes 21 days from hatching to hatching of the chicks.
5. After 21 days of incubation through the incubator or the nest hens, the chicks break out of the shell. Incubator incubation, the temperature is basically constant, the early temperature can be slightly higher, but not more than 38 °C, the later stage can be slightly lower, but not lower than 37 °C, the later embryo slams and grows rapidly, itself will be hot, so the incubation temperature can be appropriately reduced.
It is the hen that lies on the egg, and since every egg that can hatch a chick is a fertilized egg, as long as it is at the right temperature, the small life inside can grow. After about 21 days, the chicks hatch.
Fertilized eggs hatch chicks. When the egg is opened, it will be found that the existing egg has a small white substance between the yolk and the egg white, which is evidence of fertilization. >>>More
Take two eggs to break in the bowl, open them with chopsticks, play more, and then cut the tofu into small squares, and then**, heat the frying spoon and put an appropriate amount of oil, not too hot, put the beaten egg liquid in, and then turn it over with a spatula, fry it over low heat, don't fry it too old, fry it into a cake and get it out of the pot, and then put less oil, put the cut tofu in, take a shovel and stir-fry back and forth a few times, you can get out of the pot when you see the discoloration, then cut a tomato, put some oil in the wok, put ginger and garlic, put the tomatoes in, and fry more, Put some soy sauce and a small amount of salt, then put the scrambled eggs and tofu in it, fry a few times, add some water, add some starch, add some salt, put some salt monosodium glutamate out of the pot, eggs, tofu and tomatoes are ready, and the noodles are very delicious! Egg tofu can also be made separately, eggs can be pancakes with leeks, called leek fried eggs. Tofu can be stir-fried with tomatoes and put a little sugar on it, it is very tasty.
Ingredients: 300 grams of flour, 120 grams of hot water, 60 grams of cold water, five eggs (one for each cake), chopped green onions, salt, appropriate amount of oil. >>>More
According to the impulse theorem.
As long as the force experienced by the egg during deceleration is less than the maximum force that the eggshell can withstand. >>>More