T/HNBX 253-2025 Active Group standards

T/HNBX 253-2025 Five-finger mountain ant chicken

Publish Date: 2025-08-11 Implement Date: 2025-08-15 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/HNBX 253-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Animal husbandry and breeding

Publish Date: 2025-08-11

Implement Date: 2025-08-15

Scope

This document specifies the origin and breed characteristics, body shape and appearance, weight and body measurements, production performance, grade evaluation, and measurement methods of Wuzhishan Ant Chicken. This document is applicable to the Wuzhishan Ant Chicken breed. **Origin and Breed Characteristics** The Wuzhishan Ant Chicken originates from Wuzhishan City, Hainan Province. It is a dual-purpose local chicken breed with firm meat, high protein content, low subcutaneous fat, strong adaptability and resistance to environmental stress, and nesting behavior. **Body Shape and Appearance** 5.1 The Wuzhishan Ant Chicken has a small body size. It has a single comb with 5–7 teeth, red wattles and comb, and white ear lobes. 5.2 Male chickens have a comb, and their feathers are colorful. Their neck and saddle feathers are black and white with "snow-in-coal" or gray-white edges, and their primary and secondary wing feathers are red-black with white or bright green accents. Their tail feathers are black with a bright green metallic luster, and their feet are yellow. 5.3 Female chickens have dark brown, brown-black, or gray-white feathers, and some have black-white ring-shaped feathers on their necks. Their feet are yellow. 5.4 Photos of adult male and female chickens are provided in Appendix A. **6. Weight and Body Measurements** **7. Production Performance** **8. Grade Evaluation** 8.1 Evaluation Methods 8.1.1 Evaluation Scope All chickens that meet the breed requirements, develop normally, and have clear origins, and whose offspring are bred from third-grade or higher breeding chickens, can participate in the evaluation. 8.1.2 Evaluation Timing Egg and chick evaluations are conducted when collecting eggs and hatching chicks, and chicken evaluations are conducted at 150 days and 300 days of age. 8.1.3 Evaluation Standards At 150 days of age, male chickens are evaluated based on their weight and male characteristics, and female chicke