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The Liancheng White duck is an egg-type duck breed.

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(1) Origin and distribution Also known as the white wu duck. It is named after its central production area, Liancheng County in western Fujian Province, and is distributed in Changting, Shanghang, Yong'an, Qingliu and other counties. This is a small white breed with unique characteristics among China's shelducks. (2) Body conformation and appearance The body is long and narrow, the head is small, the neck is slender and long, the forechest is shallow, the abdomen droops, movements are agile, foraging ability is strong, and it is highly nervous. The whole body plumage of both male and female ducks is white, the bill is bluish-black, and the shanks and webs are grayish-black or blackish-red. (3) Production performance 1. Egg-laying performance In the

(1) Origin and distribution Also known as the white wu duck. It is named after its central production area, Liancheng County in western Fujian Province, and is distributed in Changting, Shanghang, Yong'an, Qingliu and other counties. This is a small white breed with unique characteristics among China's shelducks.

(2) Body conformation and appearance The body is long and narrow, the head is small, the neck is slender and long, the forechest is shallow, the abdomen droops, movements are agile, foraging ability is strong, and it is highly nervous. The whole body plumage of both male and female ducks is white, the bill is bluish-black, and the shanks and webs are grayish-black or blackish-red.

(3) Production performance 1. Egg-laying performance In the first year, egg production is 220-230 eggs; in the second year, 250-280 eggs; in the third year, 230 eggs; the average egg weight is 58 grams, with white-shelled eggs accounting for the majority. 2. Growth rate The body weight of adult male ducks is 1400-1500 grams, and that of female ducks is 1300-1400 grams. 3. Reproductive performance The age at first egg for female ducks is 120-130 days. The mating ratio of male to female ducks is 1:20-25. The fertility rate of breeding eggs is above 90%. The service life of male ducks is 1 year, and that of female ducks is 3 years.

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