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Free-range layer breed selection:
Native chickens are also called grass chickens, wood chickens, local breed chickens, etc. There are many varieties of native chickens, and our ancestors have been constantly choosing for a long time, and now they have formed native chickens with different body shapes, coat colors, and egg laying performance. Here's a word about the variety:
Xuanzhou Yellow Chicken in Anhui Province, Jiujin Yellow Chicken in Changzhou, Xianju Chicken in Zhejiang Province, Beijing Oil Chicken, Camellia Chicken, Qingyuan Ma Chicken, Gushi Chicken, Emei Black Chicken, Xiaoshan Chicken, Shouguang Chicken, Taoyuan Chicken, Hetian Chicken, etc. Some are egg-type, some are meat-type, most of them weigh between 2-4 catties, and the number of eggs laid is about 500 days and can produce about 120-180 pieces. The male to female ratio is required to be 1:
8-10 is fine. It is better to choose your own local chickens, because the consumption resources must be local habits, and the local chickens are more adaptable to the local climate and environment.
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1. ** of eggs. Eggs should come from healthy and productive flocks, and eggs laid by primiparous hens in the first half of the month should not be used for hatching.
2. The egg shape of the egg. Eggs should be oval-shaped, and deformed eggs that are too long or too round should not be used for hatching. For a good egg, the short diameter of the egg (straight on the horizontal axis) divided by the long diameter of the egg (straight on the vertical axis) is in between. If it is smaller, the egg shape is too long, and if it is larger, the egg shape is too round.
3. Egg weight. The weight of the eggs should not be lower than the standard for the weight of the breed eggs. Eggs used for hatching in brown-shelled laying hens are generally in the range of 50 to 60 grams.
4. The thickness of the eggshell. The eggshell structure of the eggs should be tight and uniform, fine and smooth, and the thickness should be moderate. The eggshell is too thick and difficult to break when hatched, and if it is too thin, the water is easy to evaporate and easy to break. Eggs with unsmooth shells, rough sand spots, wrinkles or waist bulges cannot be used for incubation.
5. The color of the egg. The color of the eggs represents the characteristics of the breed, and the eggs should be selected as much as possible when incubating, so that the hatched chicken feathers are more consistent.
6. Freshness. The fresher the hatching eggs, the better, and generally they should not be kept at room temperature for more than 5 days in summer and 7 days in winter.
7. Egg noodle cleaning. There should be no feces and sludge on the eggshell. If it is slightly dirty, it can be washed off with warm water.
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There are not many types of eggs now, and it seems that I have not heard of any other types except for the eggs that come out of the chicken and pheasant, and the newborn eggs are very tender and difficult to peel.
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Are there any eggs? There will definitely be, as long as there is ** whatever.
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Uh, uh, growing eggs is a high-tech, I really haven't heard of it.
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Can eggs still be grown? Did you send it wrong, pay attention to the quality.
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Does it mean an egg that has been conceived? Please describe the problem in detail, how was it chosen?
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There will be a crowd of him
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