NY/T 820-2004
ActiveTechnical specification for registration of breeding pig
种猪登记技术规范
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 术语与定义 Foreword → 1 Scope → 2 Normative References → 3 Terms and Definitions
Scope
This standard specifies the items and methods for pedigree registration and performance registration of breeding pigs. This standard applies to pedigree registration and performance registration of breeding pigs.
本标准规定了种猪的系谱登记与性能登记项目、方法。本标准适用于种猪的系谱登记与性能登记。
Normative References
Keywords
Application Summary AI generated
Breeding pig farms and breeding institutions use this standard to standardize the recording of pedigree and performance data. It ensures data accuracy and comparability, providing a reliable basis for selection and genetic evaluation. This is crucial for improving breeding pig quality and production efficiency in the swine industry.
种猪养殖场和育种机构使用本标准来规范种猪的系谱和性能记录。通过统一登记方法，确保种猪数据的准确性和可比性，为种猪选育和遗传评估提供可靠依据。这对提高种猪质量和养猪业生产效率至关重要。
AI Summary AI generated
NY/T 820-2004 specifies the items and methods for pedigree and performance registration of breeding pigs, applicable to routine registration in breeding farms. It defines key performance traits such as total number born, number born alive, and litter weight at 21 days, with clear measurement procedures. The standard references the 'Regulation on the Administration of Breeding Livestock and Poultry' as a normative document. It provides a unified data recording framework for breeding and genetic evaluation, enhancing the scientific accuracy of breeding pig quality management.
NY/T 820-2004《种猪登记技术规范》规定了种猪系谱登记和性能登记的项目与方法，适用于种猪场的日常登记工作。标准明确了总产仔数、产活仔数、21日龄窝重等关键性能指标的定义和测定方法，并引用《种畜禽管理条例》作为规范性文件。该标准为种猪育种和遗传评估提供了统一的数据记录规范，有助于提升种猪质量管理的科学性和准确性。
Key Sentences extracted from text
本标准规定了种猪的系谱登记与性能登记项目、方法。
凡是注日期的引用文件，其随后所有的修改单（不包括勘误的内容）或修订版均不适用于本标准。
总产仔数：出生时同窝的仔猪总数，包括死胎、木乃伊和畸形猪在内。
产活仔数：出生时同窝存活的仔猪数，包括衰弱即将死亡的仔猪在内。
21日龄窝重：21日龄时的全窝仔猪体重之和为21日龄窝重，包括寄养进来的仔猪在内，但寄出仔猪的体重不应计在内。
This standard specifies the items and methods for pedigree registration and performance registration of breeding pigs.
For dated references, subsequent amendments (excluding errata) or revisions do not apply to this standard.
Total number born: total number of piglets in a litter at birth, including stillbirths, mummies, and malformed pigs.
Number born alive: number of piglets in a litter alive at birth, including weak pigs that are about to die.
Litter weight at 21 days: sum of body weights of all piglets in the litter at 21 days of age, including fostered-in piglets, but excluding fostered-out piglets.