The sign of high production ducks is: early sexual maturity, early production; long laying cycle, short and short off period. Can be identified from the following four aspects. A look at the feet: When the duck neck is lifted, two feet are stretched straight down, and each toe is stretched. If it is not dancing, it is a high-producing duck; if the feet are bent, the toes are close together and kept Paddling is a low production duck. Second, to see the body: high-production ducks, eyes protruding and large, with long, wide mouth, the upper eyelid prominent, long neck, wide back, feathers neat and shiny, cloacal relaxation moist; low production duck Small eyes, depression, head and neck short, flat mouth, narrow back muscles, loose feathers, cloacal tight, wrinkled, dry. Look at the moult: Look for late feathers, short time, few times and liveliness. For high-producing ducks, on the contrary, if the moults are long, long, and many times, greedy for good sleep, light long fat does not lay eggs, then low-yielding ducks. Fourth, look at the production of eggs: high-producing ducks egg shell hard, oval and shiny, strong and strong; low-producing ducks wedding soft shell eggs, malformed eggs, weak, disabled 膘 poor. China Agricultural Network Editor
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