Duck breeds mainly include Peking duck, Dixie duck, Shaoxing duck, duck, Gaoyou duck, Chaohu duck, etc. 1, Peking duck body feathers are pure white, slightly with a creamy yellow luster, the body is rectangular, large and plump body, prominent chest, full abdomen, beak for the orange bill, the beak is pink. 2, Dixie duck appearance and Peking duck similar to the white plumage, the head is large and slightly longer, the neck is thicker, the back is broad, the body is slightly longer, the tail is slightly cocked.

I. Pekin Duck

1, appearance characteristics: the whole body feathers are pure white, slightly with creamy yellow luster, the body is rectangular, large and plump; the front part of the raised, and the ground at an angle of 30-40?clip angle; the back is wide and flat, the chest protrudes, the abdomen is plump and compact, the two wings are tightly attached to the body, the tail is blunt and slightly upturned; the head is ovoid, the chest is prominent, and the tail is obtuse, slightly upturned. slightly upturned; head ovoid, without crown and beard, neck stout, eyes bright; rostrum orange, flattened, beak-bean flesh-pink; iridescence bluish-gray, tibiae and webbing orange or orange-red.

2. Meat quality: skin fat rate, 33.40-42.80%; intramuscular fat, 2.24-4.97% (breast meat), 4.74-6.48% (leg meat); pectoral muscle rate, 8.1-15.50%; leg muscle rate, 10.6-15.8%.

Second, Diggle Duck

1, appearance characteristics: appearance and Peking Duck is similar to the duck, ducklings red feather yellow, after the replacement of juvenile feathers, the feathers are white. The head is big and slightly longer, the neck is thicker, the back is long and broad, the chest is wider, the body is slightly longer, the pectoral muscles are full, the tail is slightly cocked, the tibia is thick and short, and the sex finger feathers are 2-4; the beak is yellow, and the tibia and webbing are orange-red.

2, egg-laying performance: 33 weeks of age, into the peak egg-laying period, the annual egg production of 200-230 eggs, the average weight of the egg is 88g.

3, meat production performance: just born ducklings weight 55g; 30 days of age, the weight of 1114g; 60 days of age, the weight of 2713g; 7 weeks of age, the weight of commercial meat ducks is 3kg; meat-feeding ratio of 1.0% to 1.0%. 3kg; meat-feed ratio is 1:2.9-3, half-clean-bored slaughter rate is about 92.86-94.04%, and full-clean-bored slaughter rate is about 79.76-82.34%. Pectoral muscle weight 273g, leg muscle weight 352g.

Third, Shaoxing duck

1, appearance characteristics: body narrow, long, female ducks are mainly sparrow feathers as the base color (divided into two types, with a ring of white wing tips, the middle of the neck has a white feather circle), the color of the male's feathers for the dark brown, the head and neck of the dark green, the main wing on the feathers are white, iridescence is blue-gray, the beak is yellow, tibia and webbing is orange.

2, meat production performance: just born ducklings for 36-40g; after adulthood, male ducks weighing 1301-1422g, female ducks weighing 1,255-1,271g; half-clearance rate, male ducks 82.5%, female ducks 84.8%; full-clearance rate, male ducks 74.5%, female ducks 74%.

3. Egg laying performance: at the age of 140-150 days, the group egg laying rate reaches 50%, with an average of 250 eggs per year; after selective breeding, the average egg production is 300 eggs per year, with an average egg weight of 68g and a shell thickness of 0.354mm, which is mostly white and green.

Fourth, the duck

1, appearance characteristics: the duck's body before the tip of the narrow, the overall long oval, large head and short neck, short and narrow beak nails, beak, claws are developed; broad, full chest, long and thin tail, the base of the beak and the eye ring around the red or black carcasses, the wing feathers robust, long to the end of the tail, tail feathers Longer, slightly upward, the feather color is divided into three kinds of white, black and black-and-white flower color. White duck feathers for the white, pink beak armor, head sarcoma bright red fat, chain arrangement, iridescence for the light gray, feet for the orange-yellow; black duck feathers for the black, with dark green luster, often a few of the white feathers, sarcoma color black in red, thinner, the corner of the beak for the red, with black spots, iridescence light yellow, feet more black; black and white duck feathers black and white varies, the beak armor more red with black spots, feet are dark yellow. The black and white duck feathers are black and white, the beak nail is mostly red with black spots, and the feet are dark yellow.

2, weight: the weight of different colors of male ducks is not much difference, the average is about 3.01-3.05kg; and different colors of female ducks, the weight difference is more obvious, in which the weight of the white female ducks 1.9kg, the weight of the black female ducks 1.8kg, the weight of the black and white female ducks 1.72kg.

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