Common broilers include Emei Black Chicken, Siyuwu Backbone Chicken, Ma Qing Broiler, Taoyuan Chicken, Gushi Chicken, Jingyou Chicken, etc. 1. Emei black-bone chicken: large and round, with red crown or bean crown, black coat, straight back and vigorous posture. 2. Silkworm chicken: small and light, short neck, with the characteristics of black skin, black meat and black bones. 3. Qingyuan Maji: The single crown is upright, and the hen has the characteristics of thin feet and hemp feathers.

First, Emei black-bone chicken

1. This variety is large, round, with dense feathers, black feathers and metallic luster.

2. This variety is mostly red single crown or bean crown, with black abdomen and toes, white skin and some black skin.

3. The cock is rich in cockscomb feathers, with flat back, prominent chest, raised head, cocked tail, vigorous posture, open legs and stable standing.

4. After this breed reaches 90 days old, the average weight of rooster and hen is about 973. 18g (38.43g) and 8 16.44g (23.70g) respectively. After 6 months, the slaughter rates of roosters and hens were 74.62% and 74.54% respectively.

Second, shredded black-bone chicken

1. At present, this breed has been widely used as a special broiler in China (Kuroha black-bone chicken has also been bred), and it has also been listed as an international standard variety of ornamental chicken.

2. This variety is small and light, with small head, short neck and short legs, and has the characteristics of "perfection", namely, black skin, black meat, black bone, green ears (blue ears), beard, hairy feet (shin hair and white hair), tassel head (crowned), silk feather, five claws and mulberry crown.

3. When cultivated in Fujian, the weight of cock and hen is about 150 days old, and they are about 1460g and 1370g respectively. When cultivated in Jiangxi, the weight of cock and hen was about 913.8g and 8510.4g respectively after the variety reached the age of 150 days. Slaughter rate of semi-clean chamber: Jiangxi rooster is 88.35%, and hen is 84. 18%.

Third, Qingyuan Maji

1. This variety has a single crown, yellow feet and a wedge-shaped hen, which is characterized by thin head, thin feet and numb feathers.

2. The feather colors of this variety are mainly ephedra, hemp palm and hemp palm, among which ephedra accounts for 34.5%, hemp palm accounts for 43.0% and hemp palm accounts for 1 1.2%.

3. The weight of rooster and hen is about 2180g and1750g respectively. After reaching the age of 84 days, the average weight of roosters and hens is generally around 9 15g.

Fourth, Taoyuan chicken.

1. This variety is large, fluffy (rectangular), generally golden yellow or jute color, with the characteristics of single crown and green feet, tender meat and delicious taste.

2. The cock has high head and neck, upturned tail feathers, majestic posture and fierce and aggressive nature; The hen is a little taller, with a round (approximately square) hindquarters, docile and lively.

3. In adulthood, the weight of a rooster is generally about 3,342 grams (63.27 grams), and that of a hen is generally about 2,940 grams (40.5 grams). The slaughter rate of semi-clean chamber: cock and hen are 84.90% and 82.06% respectively.

Five, Gushi chicken

1. This variety is medium in size, meticulous and compact in body and symmetrical in structure. Crown types can generally be divided into single crown and full crown. Its appearance is delicate and flexible, and its feathers are plump. Feathers are generally light yellow or yellow, and a few are black and white.

2. After 90 days old, the rooster weighs about 487.8 grams and the hen weighs about 355. 1 gram. After reaching the age of 180, the weight of roosters is generally around 1270 grams, and that of hens is generally around 966.7 grams.

The slaughter rates of 3.5-month-old cocks and hens were 865,438 0.76% and 80.65,438 0.06% respectively.

Six, Beijing oil chicken

1. The crown type of this variety is "S" type, with crown feather (wind) and cavity feather, a few individuals have toe feather, and some individuals have beard, which is often called "three feathers" (wind, hairy feet and beard).

2. This variety has fluffy feathers, high tail feathers, popular appearance, tender and delicious meat, and can be cooked by many traditional methods.

3. After the variety reaches 12 weeks old, the average weight is generally about 959.7 grams. After 20 weeks of age, the weight of roosters is generally around 1500g, and that of hens is generally around 1200g.

Seven, camellia chicken

1. This variety is short, with a single crown and dense feathers. The color of feathers is generally red or kenaf. Its muscles are stronger, its bones are tender and its body is more symmetrical.

2. This breed is lively and aggressive, and can fly and run well.

3. After the variety reaches the age of 150 days, the weight of cock is about 750g, and that of hen is about 760g. The slaughter rate of semi-clean chamber is 77.64% for cock and 80.56% for hen.

Eight, rivers and rivers

1. This variety is wide and deep, almost square, with bifurcated crown (branch crown), yellow feathers and yellow shin.

2. After this breed reaches 90 days old, the weight of rooster is about 588.6 grams, and that of hen is about 488.3 grams. After reaching the age of 150, the weight of roosters is generally around 1294.8g, and that of hens is generally around1093.7 g. ..

Nine, chicken

1. Native chicken is a common kind of chicken in daily life. There are many kinds of chickens (ordinary chickens can generally be raised as native chickens), but the growth rate is generally slow.

2. Native chicken is generally compact, with uniform fat distribution, tender meat and good taste, but because of this, the price of native chicken is generally more expensive, which is in short supply.