The calving season and cow productivity on the farms of Khabarovsk Krai. N.F. KLYUCHNIKOVA, M.T. KLYUCHNIKOV, E.M. KLYUCHNIKOVA
Keywords:
cow, season, calving, lifetime productivityAbstract
The calving season and cow productivity on the farms of Khabarovsk Krai. N.F. KLYUCHNIKOVA, M.T. KLYUCHNIKOV, E.M. KLYUCHNIKOVA (Far Eastern Agricultural Research Institute, Khabarovsk).
The lifetime productivity of 9164 cows was assessed. The dependence of this indicator on the season of the first calving has been established. The best season of a year is autumn. Analysis of the results of insemination of 26903 cows revealed significant shortcomings of the organization of the reproduction of the herd on the farms of Khabarovsk Region. Of the 26 903 cows in the first month after calving, 17.6 % came in season. Of these, 23.0 % or 4.0 % of the total population were fertilized.
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Published
2021-06-15
How to Cite
КЛЮЧНИКОВА, Н. Ф., КЛЮЧНИКОВ, М. Т., & КЛЮЧНИКОВА, Е. М. (2021). The calving season and cow productivity on the farms of Khabarovsk Krai. N.F. KLYUCHNIKOVA, M.T. KLYUCHNIKOV, E.M. KLYUCHNIKOVA. Vestnik of the Far East Branch of the Russian Academy of Sciences, (3), 148–151. Retrieved from http://vestnikdvo.ru/index.php/vestnikdvo/article/view/780
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Section
Животноводство