Tianjin Provincial Standard of the People's Republic of China
Latest
DB12/T 1310-2024
Scope
This document specifies the technical requirements for semen collection from bull breeders, including terms and definitions, requirements for semen collection sites and facilities, preparation before semen collection, semen collection, fresh semen quality inspection, post-semen collection processing, first collection age and semen collection frequency. This document applies to semen collection from bull breeders.
DB12/T 1310-2024 Referenced Document
DB12/T 975-2020 Technical Regulations for Feeding and Management of Holstein Bulls