T/CZBXBZ 040-2025 Code of practice on breeding technique of Raoping lion-head goose

Scope

This document defines the terms and definitions of the selective breeding of Rao Ping Lionhead Geese, and stipulates the principles and methods of selective breeding, feeding and management, culling management, disease prevention and control, and file record requirements for Rao Ping Lionhead Geese. This document is applicable to the selective breeding of Rao Ping Lionhead Geese. 5. Selection Methods 5.1 Selection of Goslings Goslings should be selected from eggs incubated by 2-year-old female geese. It is preferable to select goslings hatched in spring, which should have timely hatching, robust constitution, clean down feathers, soft abdomens without navel marks, uniform weight, and beak and shank colors consistent with the breed characteristics. 5.2 Selection of Middle-aged Geese Select middle-aged geese with feather colors meeting breed requirements, rapid growth, and robust constitution for retention as breeding geese. 5.3 Selection of Backup Breeding Geese Among backup breeding geese aged 16 weeks to pre-laying, select individuals with well-proportioned bodies, strong skeletons, quick responses, and obvious breed characteristics for retention as breeding geese, with a ratio of males to females of 1:4. 5.4 Selection Before Laying 5.4.1 Female geese should be selected with well-proportioned body parts, robust constitutions, bright and lively eyes, medium-sized necks, long and round bodies, broad and deep hindquarters, wide leg spacing, clean down feathers, broad tail abdomens, and straight tails. 5.4.2 Male geese should be selected with large body sizes, broad heads and faces, strong beak closures, loud calls, thick and slightly curved necks, rectangular bodies with long backs, strong and robust legs, wide leg spacing, and well-developed prominent warts.

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