INFLUENCE OF BREED AND COUNTRY OF ORIGIN ON INDICATORS OF SEMEN PRODUCTION OF STUD BULLS
The article presents data on the influence of the breed of linear affiliation, country of origin on the quality indicators of sperm production of sire bulls. The research was carried out on bulls of Holstein, Black Pied, Brown Swiss and Hereford bulls at the age of 2-6 years in OOO Nizhegorodskoie f...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
Editorial and publishing department of FSBEE HE Penza SAU
2021-03-01
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| Series: | Volga Region Farmland |
| Subjects: | |
| Online Access: | https://niva-volga.ru/file/vipuski/2021_1_58/en/2021_1_9_en_51-56.pdf |