1. When the sound is touched by a chicken, the commotion is disturbed, and a hen that does not give birth to a “hiccup†screams is called a hen that does not lay eggs; the wings are tightened, and they crouch in cages, and a “grilling†squeal is produced for the laying hens.
2, look at the appearance of non-laying hens are more sensitive, vulnerable to fright, feathers more tidy and smooth, slow movement, cocks pale and pale; and laying hens temperament, coat is not neat, gloss is poor, but the cockscomb The meat is large and bright, lively and with bright eyes.
3. Look at the feeding material. The hens do not eat as much or as slow as they eat. They are late in the nest and enter the cage early. The laying hens eat more and eat more food everywhere. They get out of the nest and enter the cage late.
4, see the feces do not produce egg hen feces dry, mostly green; and egg chicken feces will be full, moist, with a layer of white mucus.
5, look at the head and feet do not lay eggs hens, eyes and toes at the skin is yellow, laying hens are whiter.
6, look at the anal hen does not lay eggs dry and tight, round, yellow; and laying hen anal white, moist, larger, oval.
7, see the abdomen does not produce egg hens abdominal contraction, rough feathers, narrow and small pubic bones, spacing of 2 to 3 cm; laying hens are full belly, soft, pubic bone spacing of 5 to 8 cm.