Observation of flock status of broiler breeder chickens during laying period

Mainly observe the feeding, drinking water, feces, mental state, nocturnal breathing sound, warm, pecking, molting, singing, crown color, skin color fading, nesting, laying soft shell eggs, shellless eggs, double yolk eggs, broken eggs, eggs outside the nest, egg box is clean, dry, soft, light is too strong, dry sound is too noisy and so on.