Ruby can grow to 14 Jin, and general can grow to 6-9 Jin. Ruby, also known as Jiujinhong, is a hybrid variety with fast growth, good figure and strong disease resistance. Adult ruby chicken is fresh and tender, with bright red feathers and no mottled feathers. Rooster is a general healthy crown with excellent meat quality. It is the best gift for holidays, and it is the best gift for visiting relatives and friends. Extended information: reproductive description of ruby cock and chick 1, duck-goose hybrid. Some farmers keep chickens, ducks and geese in closed places to protect their farms, which is unscientific. Figure 2. Don't run a red light in the henhouse. Red light can inhibit the growth of chicks and chicks, delay their sexual maturity, and delay the start of production; Red light can also inhibit the reproductive function of roosters and reduce the fertilization rate of breeding eggs. Figure 3. Breeders should not change their hair often. The breeder insists on wearing a certain color of clothes, which will make the chicken feel warm. As soon as the breeder enters the henhouse, it will make the chickens excited, increase their appetite and feed intake. If the color of the breeder's clothes changes frequently, chickens will show panic, irritability, loss of appetite and reduced food intake. In addition, try not to let outsiders into the henhouse.