Wyniki pierwszego sezonu rozrodczego owiec.
1986
Olechnowicz J. | Gut A.
The first season of reproduction was observed in Polish Merino and Wielkopolska pure breed ewes and in crossbred ewes: Polish Merino x East Friesian and Wielkopolska x Polish Merino. The first oestrus of the crossbred Polish Merino x East Friesian ewes at 210 days of life and at 46.1 kg of body weight was observed. Their season of reproduction was the longest with the highest number of oestrum. The crossbreds of Wielkopolska x Polish Merino had intermediate sexual activity when compared with the parental breeds.
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书目信息
其它主题
Epoca de apareamiento; Saison d' accouplement
注释
Summaries (En, Ru).
翻译的标题
英语.
Results of the first season of ewes reproduction.
类型
Monograph; Conference Paper; Conference Part; Conference Proceedings; Summary
粮农组织大会
47th Conference of Polish Zootechnical Society. Szczecin (Poland). 13-15 Sep 1982.
团体作者
Akademia Rolnicza, Poznan (Poland). Katedra Hodowli i Produkcji Owiec
2012-11-15
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